Excellent - The bendy straw size (12" length x 0.37" wide) is compatible with Stanley 40oz 30oz 20oz Adventure Quencher Travel Tumbler. The resuable straw length is to cut to fit your other brand bottle size Safe Material - This replacement straw was made of food-grade silicone material,BPA-free,odorless,reusable,durable,foldable and cuttable. Safe silicone bent straws Great as a - Be proud to share it as a with your friends and family,especially for those who love the environment and refuse to use disposable straws Easy To Use - The included cleaning brush is long enough to clean the straw,and the replacement straws will keep your cups looking new and clean! Feel more comfortable for daily drink by using our reusable straws SATISFACTION GUARANTEED – Buy with confidence! You are assured to get the products as described and get the quick/easy customer service by wiring or talking to us directly.