Compatible DesignOur tumbler accessories are compatible with all 10mm straws, making them a versatile addition to your favorite cups and tumblers Premium MaterialThe stylish straw caps are crafted from high-quality, BPA-free silicone, ensuring safety, reliability, and reusability. They provide an excellent seal for your straws, perfect for outdoor activities Easy to UseThese silicone straw covers are easy to attach and remove. Take them anywhere with ease—whether to parties, shopping, traveling, camping, or other activities. Practical and convenient for daily use Dustproof and HygienicDesigned to keep your straw clean and protected, these mushroom-shaped silicone straw caps prevent dust and debris from entering, ensuring a hygienic drinking experience wherever you are Adorable Gift IdeaThe cute mushroom-shaped straw caps make a charming gift for friends and family. Add a touch of fun and functionality to their drinking experience Specifications: Material: Silicone Size: 5.3*1.36cm, Hole diameter: 1.2cm