Happy Can Drink Holder - Bracket Holder / Stash Sack A convenient handlebar/stem-mounted drink holder or general-purpose stash sack, Connects easily to handlebar or stem, Securely fits cycling water bottle or other bottle sizes, to use as a small storage bag for snacks or phone, Mesh side pocket, Made of 840 denier nylon, Rain fly with draw string to secure water bottle on bumpy rides, Dimensions * 5.25* x 12* outside circumference