About this item

• Specially designed straw cover cap, perfectly compatible with Stanley cup 30 40 oz tumbler, or other cups with straw diameter 0.36"-0.39".
• The straw topper can prevent dust, bugs and other things from entering your cup, keeping the straw clean at all times.
• The straw tip covers has a cute mushroom shape and comes in 4 colors, making your cup look unique and your friends will love and envy your cup.
• Made of food-grade silicone material, BPA-Free, reusable and durable.
• This mushroom straw cap cover is unique and is the best christmas gifts for women who have the same cup.