【10MM STRAW COVERS】: The package contains 12pcs straw cover caps for stanley/simple modern/Osse/Owala/Yeti and all branded Tumbler with Straws. Our straw toppers are dedicated designed for 10mm/0.4inch Straws. To provent dust, unhealthy staff to reach out straw topper. 【FOOD GRADE MATERIAL】: Our straw lids are made entirely of food grade silicone molded in one piece, BPA free and reusable. It is a great social gift to share with your Tumblers Friends 【STYLISH MINIMALIST DESIGN】: This stylish minimalist straw cover cap has a good-looking shape and can be used as a decoration. Different colors of straw toppers can also distinguish between different cups. The small and cute straw toppers are also very easy to carry. 【GOOD Price with High PERFORMANCE】: Best Price and Performance Trade Off, that total 12 Pcs with the most money saving price. Haloward was pronouced like Hello World, that we aim to provide the hotest, best and frontier product to customer world wide. the product must be safe, useful and money save.