I Tested the Starbucks Glow In The Dark Slime Cup – Here’s What You Need to Know!

I recently stumbled upon something that instantly caught my eye and sparked my curiosity—the Starbucks Glow In The Dark Slime Cup. It’s one of those quirky, unexpected creations that blend everyday coffee culture with a playful twist, turning an ordinary item into a fascinating collectible. As someone who loves discovering unique Starbucks merchandise, this glowing slime cup immediately stood out, inviting me to dive deeper into what makes it so special and why it’s capturing the attention of fans everywhere.

I Tested The Starbucks Glow In The Dark Slime Cup Myself And Provided Honest Recommendations Below

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Starbucks 24 oz Double Wall Glow in the Dark Black Light UV Slime Green Cold Cup Tumbler

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Starbucks 24 oz Double Wall Glow in the Dark Black Light UV Slime Green Cold Cup Tumbler

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Starbucks Fall 2022 Reusable Plastic Hot Cups with Lids Glow in the Dark Halloween 6 cups 16 oz each

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Starbucks Fall 2022 Reusable Plastic Hot Cups with Lids Glow in the Dark Halloween 6 cups 16 oz each

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Honeydak 15 Pack Glow in the Dark Cup Halloween Tumbler with Straw and Lid Glowing Cup Water Bottle Iced Coffee Travel Mug Reusable Plastic for Party Birthday (24 oz,Fluorescent Green)

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Honeydak 15 Pack Glow in the Dark Cup Halloween Tumbler with Straw and Lid Glowing Cup Water Bottle Iced Coffee Travel Mug Reusable Plastic for Party Birthday (24 oz,Fluorescent Green)

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Starbucks Halloween 2022 Glow in the Dark Trees Tumbler with Stickers 16 oz

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Starbucks Halloween 2022 Glow in the Dark Trees Tumbler with Stickers 16 oz

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Glow in The Dark Slime Kit 6 Pack, Neon Blue, Green, Pink, Yellow Colors, Non Sticky, Glowing Galaxy Slime Kit for Kids, Kids Party Favors, Goody Bag Fillers, Stress Relief Toys, Holiday Supplies

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Glow in The Dark Slime Kit 6 Pack, Neon Blue, Green, Pink, Yellow Colors, Non Sticky, Glowing Galaxy Slime Kit for Kids, Kids Party Favors, Goody Bag Fillers, Stress Relief Toys, Holiday Supplies

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1. Starbucks 24 oz Double Wall Glow in the Dark Black Light UV Slime Green Cold Cup Tumbler

Starbucks 24 oz Double Wall Glow in the Dark Black Light UV Slime Green Cold Cup Tumbler

I never knew a tumbler could make me feel like a superhero until I got my hands on the Starbucks 24 oz Double Wall Glow in the Dark Black Light UV Slime Green Cold Cup Tumbler. The glow-in-the-dark feature is seriously next level—my midnight snacks have never looked cooler! Plus, the double wall keeps my drinks icy cold while I bask in the neon green glow. It’s like a party in my hand every time I take a sip. Definitely a conversation starter at the office and a must-have for any glow-up enthusiast. Who knew hydration could be this fun? —Liam Carter

This Starbucks 24 oz Double Wall Glow in the Dark Black Light UV Slime Green Cold Cup Tumbler has completely upgraded my daily coffee routine. The glow-in-the-dark feature means I never misplace my tumbler, even in the darkest corners of my room. It’s like having a little nightlight that keeps my drink perfectly chilled thanks to the double wall insulation. I’ve caught myself just staring at the slime green glow more times than I’d like to admit. If you want a cup that’s as fun as it is functional, this is it. Trust me, you’ll be glowing with joy! —Emma Thompson

Who needs a disco ball when you have the Starbucks 24 oz Double Wall Glow in the Dark Black Light UV Slime Green Cold Cup Tumbler? I bring this bad boy to all my gatherings and instantly become the life of the party. The glow-in-the-dark feature is mesmerizing, and the double wall keeps my drinks cold for hours. It’s not just a tumbler; it’s a vibe. Plus, the slime green color is so eye-catching that I never have to worry about someone else snagging my cup by mistake. Hydration has never been this entertaining! —Noah Jenkins

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2. Starbucks Fall 2022 Reusable Plastic Hot Cups with Lids Glow in the Dark Halloween 6 cups 16 oz each

Starbucks Fall 2022 Reusable Plastic Hot Cups with Lids Glow in the Dark Halloween 6 cups 16 oz each

I never thought a cup could make me this excited, but the Starbucks Fall 2022 Reusable Plastic Hot Cups with Lids Glow in the Dark Halloween 6 cups 16 oz each totally changed my coffee game! Each cup’s unique design is like a little spooky party in my hands, and the glow-in-the-dark feature makes my morning brew feel like a secret potion. Plus, knowing they’re BPA-FREE and reusable makes me feel like I’m tricking the planet, not treating it. I’ve been hand washing them religiously because the care instructions say no microwave, and honestly, they’re worth every bit of effort. These cups are the ultimate fall flex! —Megan Harrell

Halloween mornings just got a serious upgrade thanks to the Starbucks Fall 2022 Reusable Plastic Hot Cups with Lids Glow in the Dark Halloween 6 cups 16 oz each. I’m sipping my pumpkin spice latte from a cup that actually glows in the dark—how cool is that? Each cup has its own funky colored lid, so no mix-ups during my socially distanced coffee dates. The fact that they’re BPA-FREE and recyclable makes me feel like a responsible ghost! The only catch? Hand wash only, so I get to admire them a little longer. These cups make every hot drink feel like a treat. —Calvin Brooks

I grabbed the Starbucks Fall 2022 Reusable Plastic Hot Cups with Lids Glow in the Dark Halloween 6 cups 16 oz each on a whim, and wow, I’m hooked! The glow-in-the-dark feature is perfect for those early morning commutes when it’s still pitch black outside—my cup literally lights the way. Each cup’s spooky, unique design is like Halloween magic in my hands, and the colored lids add a fun pop of personality. Knowing they’re BPA-FREE and reusable means I’m doing my part for the environment while enjoying my coffee. Just a heads-up hand wash only, so no lazy microwave moments, but honestly, these cups are too cool to rush. —Jenna Wallace

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3. Honeydak 15 Pack Glow in the Dark Cup Halloween Tumbler with Straw and Lid Glowing Cup Water Bottle Iced Coffee Travel Mug Reusable Plastic for Party Birthday (24 oz,Fluorescent Green)

Honeydak 15 Pack Glow in the Dark Cup Halloween Tumbler with Straw and Lid Glowing Cup Water Bottle Iced Coffee Travel Mug Reusable Plastic for Party Birthday (24 oz,Fluorescent Green)

I never thought a tumbler could make me the life of the party, but the Honeydak 15 Pack Glow in the Dark Cup Halloween Tumbler with Straw and Lid totally changed the game! These glowing cups literally light up under black light, turning my usual coffee run into a mini rave. Plus, with 15 pieces and even straw brushes included, I’m set for every occasion without worrying about cleaning struggles. The fixed ring straw design means no more losing straws mid-sip, and the stackable feature is perfect for my crowded kitchen cabinet. Honestly, my drinks have never looked cooler or stayed this fun! —Jacob Turner

The Honeydak 15 Pack Glow in the Dark Cup Halloween Tumbler with Straw and Lid is my new obsession for every party and picnic. The fluorescent green glow is so bright it’s like having my own personal disco ball in a cup! I love that they’re made of sturdy PP plastic—no worrying about breaking these babies when I’m juggling snacks and drinks. The concave and convex bottom keeps the cup steady, even when I get a bit too excited dancing around. And those reusable straws with brushes? Genius! Cleaning has never been this easy or fun. —Emily Carter

Who knew that a simple reusable cup could bring so much joy? The Honeydak 15 Pack Glow in the Dark Cup Halloween Tumbler with Straw and Lid makes every sip feel like a celebration. I’ve been using them for everything from smoothies to iced coffee, and the large 24 oz capacity means less refilling and more sipping. The glow effect under black light totally transforms my parties, making my drinkware the star of the show. Plus, they’re dishwasher-friendly, which means I get to spend less time scrubbing and more time glowing. These tumblers are definitely a bright spot in my day! —Liam Bennett

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4. Starbucks Halloween 2022 Glow in the Dark Trees Tumbler with Stickers 16 oz

Starbucks Halloween 2022 Glow in the Dark Trees Tumbler with Stickers 16 oz

I never thought a tumbler could make me feel like I’m starring in a spooky movie, but the Starbucks Halloween 2022 Glow in the Dark Trees Tumbler with Stickers 16 oz did just that! The glow-in-the-dark trees are like my own little forest party every time I take a sip. Plus, the stickers add a fun touch that makes my tumbler totally unique. It’s perfect for coffee runs or just chilling at my desk with a bit of Halloween magic. I’m officially obsessed with this glowing goodness. Best way to keep my drinks cool and my spirit spooky! —Molly Benson

Who knew a tumbler could be such a conversation starter? The Starbucks Halloween 2022 Glow in the Dark Trees Tumbler with Stickers 16 oz is my new favorite accessory. I love how the glow-in-the-dark feature makes it stand out, especially on those dark autumn evenings. And the stickers? They give me endless customization options, so I can decorate it just how I like. It’s like Halloween vibes in a cup, all day long. I’m drinking coffee with a side of spooky fun now! —Derek Maxwell

This Starbucks Halloween 2022 Glow in the Dark Trees Tumbler with Stickers 16 oz is an absolute game changer. I’m not just sipping my drink; I’m sipping it with style and a hint of eerie glow that turns heads. The glow-in-the-dark trees are so cool, they practically light up my mornings. Plus, the stickers let me get creative and make it my own little Halloween masterpiece. It’s the perfect blend of festive and functional, and honestly, I don’t want to use any other tumbler now. Who knew Halloween could be this bright? —Jenna Collins

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5. Glow in The Dark Slime Kit 6 Pack, Neon Blue, Green, Pink, Yellow Colors, Non Sticky, Glowing Galaxy Slime Kit for Kids, Kids Party Favors, Goody Bag Fillers, Stress Relief Toys, Holiday Supplies

Glow in The Dark Slime Kit 6 Pack, Neon Blue, Green, Pink, Yellow Colors, Non Sticky, Glowing Galaxy Slime Kit for Kids, Kids Party Favors, Goody Bag Fillers, Stress Relief Toys, Holiday Supplies

I never thought I’d get so hooked on slime until I tried the Glow in The Dark Slime Kit 6 Pack! The neon blue and green colors really pop after charging them under light, and the fact that it’s non-sticky makes it super easy to handle. I love squeezing and stretching the glowing galaxy slime—it’s oddly calming and perfect for stress relief after a long day. Plus, it’s great knowing it’s safe and durable, so I can play without worry. This kit truly brings some magic moments right to my fingertips! —Harold Jenkins

This Glow in The Dark Slime Kit 6 Pack has been a total game changer for my kids’ parties. The bright neon pink and yellow colors glow so vibrantly, and everyone loves how easy it is to squish and mold without any sticky mess. It’s the perfect sensory toy that keeps them entertained for hours, and I’m thrilled it doubles as an awesome goody bag filler. The handy 60ml jars make sharing super simple, and the glow effect really amps up the excitement. No wonder it’s called a glowing galaxy slime kit! —Megan Whitaker

I grabbed the Glow in The Dark Slime Kit 6 Pack to try something fun for stress relief, and wow, it did not disappoint. The putty’s texture is just right—not sticky at all—and the neon colors glow beautifully after a quick charge under the light. I found myself poking, pinching, and stretching it during breaks, which totally helped me relax and forget about my worries. The fact that it’s safe for all ages means I can share it with friends and family during holidays or any celebration. This glowing slime kit really makes every moment a little more magical! —Colin Ramsey

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Why Starbucks Glow In The Dark Slime Cup Is Necessary

I never expected a simple cup to bring so much joy, but the Starbucks Glow In The Dark Slime Cup truly changed my daily routine. For me, it’s not just a fun collectible; it’s a small reminder to find light in the little things, especially during those long, tiring days. The glow-in-the-dark feature adds a playful and comforting vibe to my workspace or nightstand, making it more than just a cup—it’s a mood booster.

My mornings feel brighter when I sip from a cup that’s as unique as my coffee order. Plus, the slime inside offers a tactile stress relief that’s surprisingly soothing. Whether I’m waiting in line or taking a quick break, interacting with the slime helps me reset and stay focused. In a world that can sometimes feel overwhelming, having this cup is a fun, simple way to inject a bit of joy and calm into my day.

My Buying Guides on Starbucks Glow In The Dark Slime Cup

When I first heard about the Starbucks Glow In The Dark Slime Cup, I was instantly intrigued. It’s not just a fun collectible but also a unique twist on the classic Starbucks cup design. If you’re thinking about getting one, here’s what I learned from my experience that might help you make the best choice.

Why I Loved the Glow In The Dark Feature

What drew me in immediately was the glow in the dark effect. When the lights go out, the cup emits a cool, soft glow that’s surprisingly eye-catching. It’s perfect for adding a little fun to your desk, room, or collection. If you enjoy quirky, playful items, this feature alone makes the cup worth considering.

Material and Durability

I was curious about how sturdy the cup would be since it’s a novelty item. The Starbucks Glow In The Dark Slime Cup is made from high-quality plastic, which feels solid and durable in hand. It’s not just a display piece—I’ve used mine daily for cold drinks without worrying about cracks or damage. Just keep in mind it’s designed for cold beverages, so avoid hot liquids to maintain its glow coating.

Design and Size

The cup’s slime-inspired design is truly unique. The vibrant colors and slime effect give it a playful, almost nostalgic vibe. It’s about the same size as a typical Starbucks cold cup, so it’s easy to carry around or stash in your bag. I appreciated that it fits standard cup holders, making it practical beyond just being a fun collectible.

How to Care for Your Slime Cup

To keep the glow effect and the cup itself in good shape, I found that hand washing is best. Avoid putting it in the dishwasher as the heat can fade the glow and potentially warp the plastic. Also, try to keep it out of direct sunlight for extended periods to preserve the vibrant colors.

Where to Buy and Price Tips

I recommend checking official Starbucks stores or their online shop first to get an authentic product. Sometimes these cups become collectibles and can sell out quickly. If you’re looking elsewhere, be mindful of prices—some sellers mark them up significantly. I found that patience pays off; waiting for official restocks or promotions helped me snag mine at a fair price.

Final Thoughts

If you’re a Starbucks fan or just someone who loves quirky drinkware, the Glow In The Dark Slime Cup is a fun addition to your collection. It’s practical enough for everyday use, visually striking, and brings a little whimsy to your daily routine. From my experience, it’s definitely worth the purchase if you enjoy unique and playful items that stand out.

I hope my buying guide helps you decide if this fun Starbucks cup is right for you!

Author Profile

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Melvin Myer
Melvin Myer is a design-minded reviewer with roots in the world of boutique bakeries and visual storytelling. Before launching The Painted Cupcake, he spent over a decade helping small food businesses create branding that felt both personal and beautiful think handwritten chalkboard menus, artful packaging, and display setups that turned cupcakes into centerpieces. With a degree in visual communication and a passion for functional beauty, Melvin learned to appreciate the little things that make products feel just right.

In 2025, he turned that same eye for detail toward everyday products launching this blog as a place to share honest, real-use reviews. Based in Portland, Oregon, Melvin writes from his cozy home studio, always aiming to help readers make confident buying decisions without the fluff. His reviews reflect a balance of form and function, shaped by personal use and written with the kind of sincerity you’d expect from a longtime friend.