Keep your kit on you in style with this Storm Hustle II Backpack from Under Armour. Built with UA Storm technology for water resistant wear that withstands the elements, an abrasion-resistant bottom panel stands up to whatever abuse its put through. The front pocket is finished with water resistant material to keep items safe, while adjustable shoulder straps for personalised comfort. With two side pockets for water bottles, this versatile backpack has everything you need to get you ready for intense training sessions.. Material: 81% Polyester/19% Nylon