Features-Large-main-compartment-&-3-exterior-pockets-Foam-padded-interior-compartment-for-laptop-tablet-Raised-air-mesh-back-pads-keep-you-cool-Padded-air-mesh-shoulder-straps-for-comfort-Adjustable-sternum-strap-for-extra-support-600D-Polyester-Shell-210D-Polyester-Lining-&-PVC-Base