TERRA LAB Wide Mouth Straw Lid Cap Fits Hydro Flask, CamelBak, Nalgene Superior Flow Rate, Easy to Clean, Fits Other Water Bottles with 63mm Openings, Includes Two Straws ONE LID FOR ALL YOUR BOTTLES - This wide mouth flip cap will with straws will fit all standard 63mm wide mouth bottles including TERRA LAB, Hydro Flask, CamelBak, Nalgene and several other bottles with 63mm openings. TWO STRAWS INCLUDED - To make sure you are getting the most out of all your bottles, we include two different length straws (209mm and 310mm). Just simply trim the straw to fit your bottle, flask or growler! Fits,12OZ, 16OZ, 18OZ, 32OZ, 40OZ & 64OZ Wide Mouth Bottles SUPERIOR FLOW RATE - Thanks to our large diameter straws and our High Flow Valve system, we are able to deliver a flow rate that is superior to other lids on the market. The last thing you want to fight for, is your hydration! FDA SAFE - Our lids are made with materials such as Tritan BPA Free plastic and Silicone that are tested to be safe and free of harmful chemicals. BPA Free and Food Grade Plastics. Our products are safe to be used with hot and cold beverages. 100% SATISFACTION - Our Bottles and Lids are backed by a 100% satisfaction guarantee. We stand behind every item we sell. In this market of off brands and clones, we want to create buyer confidence and offer you the best product possible. If for some reason you are not satisfied with your purchase, return it for a replacement or a refund!