Upgrade your tumbler setup with these silicone straw toppers, a 30-pack of dustproof straw caps designed to fit 10mm straws, including Stanley 30oz and 40oz tumblers. 

Each pack includes 30 unique, eye-catching designs with no duplicates, so you can mix and match to suit your mood or style every day. 

Made from soft, food-silicone, these reusable straw topper fit snugly over your straw to keep out dust, pet hair and debris — whether you're commuting, heading to a picnic, or tossing your tumbler into a bag. 

They're also dishwasher-safe for easy cleaning, so you can enjoy worry-sipping without the hassle of dirty or damaged straws. 

Great for busy parents, teachers, commuters, or anyone who loves personalizing their drinkware. 

These straw cover also make fun, shareable gifts for family, friends, or coworkers. 

A simple, cheerful accessory that keeps your straw clean and your tumbler looking its best.

30 UNIQUE DESIGNS: Each pack includes 30 different, randomly selected designs. No repeats, so every sip brings a fresh, fun look to your tumbler.
PERFECT FIT: Designed specifically for 10mm straws, these caps fit snugly on Stanley 30oz and 40oz tumblers as well as other straws.
FOOD-SILICONE: Made from soft, food-silicone material that is reusable and dishwasher-safe for easy, worry-cleaning.
DUSTPROOF PROTECTION: Keeps pet hair, dust, and debris out of your straw during picnics, commutes, or while stored in a backpack.
GREAT FOR SHARING: With 30 caps per pack, there are plenty to share with family, friends, coworkers, or use as fun small gifts for tumbler lovers.