The North Face Horizon Ball Cap 100% Nylon Imported The updated FlexVent suspension system features a flexible yoke built from custom injection-molded shoulder straps, an unbelievably comfortable padded mesh back panel and a highly breathable lumbar panel for maximum breathability all day long Dedicated, highly protective laptop compartment Large main compartment for books and binders Front compartment with internal organization has an extra padded tablet sleeve, a pendolier and additional secure-zip pockets Reflective bike-light loop, water bottle tabs and shoulder-strap webbing create 360 degrees of reflectivity