Our super comfortable backpack is designed to securely hold anything you can carry. The comfort comes from high density padding on each side of the back which keeps most of the weight off of the spine, and adjustable, padded shoulder straps to hold the b * Product Material: 600D/300D Polyester * Product Weight: 1.20 lbs. * Laptop Compartment Dimensions: 12" x 10.5" x 1.5" * Back made with high density padding and air mesh for extreme comfort * Two-way zip opening into main compartment includes an internal padded laptop compartment with hook-and-loop closure. * Easy on your shoulders: high density padding and air mesh covered adjustable shoulder straps, adjustable sternum strap, and webbing carrying handle. * Mesh bottle pockets on each side for bottles * Highly-reflective band for night time safety