Functional gear that goes beyond simply running. This collection includes a variety of products from phone pouch, running vest to hydration vest and waist belts, all crafted from durable ripstop fabric. The entire collection features reflective details either full body material or details such as logos and trims designed to catch the light. The products are water-resistant ensuring your belongings stay dry in diverse weather conditions. Versatility is the keyword in describing this collection.This New Balance Hydration backpack is officially licensed.Materials: Shell 100% Nylon, Lining 100% polyesterReflective detailsWith H2O bladder24""-36"" Adjustable mesh waist beltBungee cord system on frontSternum strapPadded mesh back panelexterior side zip pocketsDimensions: 17.5 in H x 9 in W x 5 in D, Weight: 1 lbs.Strap Length: 16""-34""Imported New Balance Mens Gray Performance 15L Hydration Backpack