Description: This Is NOT a Meal Management?ÿ Athletic Backpacks designed for functionality for the office, gym, school, hiking, camping or a lone wolf.?ÿ Express your personality with removable?ÿpatches?ÿin the built in Hook & Loop 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. Check out our?ÿSize Chart?ÿ?ÿfor your perfect fit.?ÿ 45L?ÿLarge Traditional Backpack?ÿWOLFpak?ÿ 19in x 12in Overall Compartment Area Trust Your Instincts Patch Included?ÿ Be a WOLF patch Included?ÿ Logo Wolf Head Included?ÿ Be a WOLF Strap Patch Included Dual Cup Holders ?ÿ(Shakers NOT Included) Protective Inside Computer Pouch 10in x 10in?ÿ Fits Carry On Regulations Overhead Compartment?ÿ YKK?? Japanese Upgraded?ÿTwo Way Water Resistant?ÿZippers 180 Degree Opening for easy packing Waterproof Surface Oxford 900D Polyester Load Test up to 35lbs per strap