Package contents: you will receive 6 straw covers (without straws). The length of the straw cover cap is approx. 3 cm and suitable for all types of straws with a diameter of 7 to 8 mm. RELIABLE MATERIAL: Our reusable straw covers are made of premium silicone, BPA free, safe and durable.It is easy to fix the straw.Sealing straw hole plugs to avoid spills. Easy to carry: the lightweight design of the straw cover is easy to carry. You can take it anywhere you go, e.g. parties, travel and camping. Easy to use: let the straw go through the ring, the straw can be attached directly to the straw.The straw stopper hangs on the straw to ensure that it is not lost and keeps the straw clean. Wide application: the straw blanket is very suitable to decorate your sippy cup, making your cup look more funny and keep you in a good mood.These are great gifts for friends and family. The cute milky straw blanket will attract you more.