MOUNTAINTOP Hiking Fanny Packs for Men and Women/Waist Pack/Waist Bag/Running Pack for Camping Hiking Mountaineering Running Cycling RUGGED CONSTRUCTION- Made of breathable, durable, Water-resistant Nylon, Polyester Fabric. SBS Zipper and YNS Buckle. Machine washable. DUAL WATER BOTTLE HOLDERS: Features unique side holsters that securely hold 2 full-size water bottles-so you have easy access to hydration while hiking, biking, sightseeing, running & more. HOLDS ALL YOUR ESSENTIALS- Enjoy your favorite activities without the bulk/weight of a purse or backpack! With multiple quick-access compartments, this waist pack can fit your phone, wallet, snacks & more. BONUS SHOULDER STRAP- Wear our pack around your waist or connect the bonus strap and sling it over your shoulder. Both give you hands-free freedom. Multi-function and can be used as backpack, waist bag, handy bag and shoulder bag. PARAMETERS- 10L, 24(L)*7(W)*18(H)cm (9.4"*2.8"*7.1").