From Thule, the AllTrail X 35L Logo Hiking Backpack features: Constructed with 50% recycled waxed polyester canvas that is 5x stronger and 3x more water-resistant than traditional waxed cotton canvas  Attain the perfect fit with 10 cm/4 in of torso adjustability  Versatile hydration sleeve is constructed with air mesh to double as a laptop sleeve that fits up to an approx. 15" MacBook®  Quickly access often-used gear through front shove-it pocket, accessible from both inside and outside of bag  Keep a phone or snacks within reach in the convenient hipbelt pockets  Stay cool on any adventure with a breathable back panel  Store additional items in the front and top zippered pockets  Lash gear to the outside of the pack with side compression straps and daisy chains  Easily secure hiking poles or ice axe on attachment loop  Gear stays dry during storms with high-visibility, removable rain cover 600D Polyester  Approx. 12.6" x 11.8" x 24"  Approx. weight 3.1 lbs. Imported.