Athletic Backpacks designed for functionality of the office, gym, or the lone wolf! Express your personality with removable patches in the built-in Velcro space. They are made of Waterproof Oxford 900D Polyester and are built to last. Our Backpacks are spacious and provide lots of pockets to hold the gear you need to tackle your day. Trust Your Instincts Patch Included Be A Wolf Patch Included Logo Wolf Head Patch Included Mini Be A Wolf Shoulder Strap Patch Included Dual Cup Holders (Shakers NOT Included) Protective Inside Computer Pouch 10in x 10in Fits Carry On Regulations Overhead Compartment YKK® Japanese Upgraded Two Way Water Resistant Zippers 180 Degree Opening for easy packing Waterproof Surface Oxford 900D Polyester Load Test up to 35lbs Per Strap