UNIQUE SHAPE:They are made of 6 colors of EVA material made of mini shoes as the top, which shape is very chic and cute, crocs lovers must not miss the gift SPILL STOPPER: The straw covers also double as spill stoppers, preventing accidental spills and messes while sipping your favorite beverages. It also prevents dust, spit, and bugs from touching the straw or getting into the cup to keeps the straw and cup hygienic COMPATIBLE:These silicone straw covers are suitable for 10mm straws, which perfectly compatible with stanley 30&40 oz tumbler with handle straws FOOD GRADE SILICONE: Unlike other straw caps on the market, this straw cap is crafted from food-grade silicone, which is healthy and hygienic, ensure durability and flexibility,making them a reliable choice for daily use COMPLETE SET: With 6 PCS in a set, these accessories for stanley cup are ideal for sharing with friends and family. Each cover is easy to clean and reusable, promoting an eco-friendly and sustainable lifestyle 6PCS Reusable Cute Silicone Straw Covers,FOCI COZI 10MM Straw Topper for Stanley Cup-Straw Cap Compatible with Stanley Cup,Spill Stopper Suitable for Stanley