Spacious Design for water bottle carrier with strap and pouch: With its generous capacity, our water bottle holder bag can accommodate a variety of water bottles, including glass, plastic, and stainless steel, with the ability to hold bottles up from 16 oz, 32 oz 40 oz to 64 oz in sizes. Say goodbye to the hassle of carrying multiple bottles, as our sling bag with bottle holder has ample room to store all your hydration essentials.