Everything you need and nothing you don't, in The North Face Women's Vault Daypack. The incredibly comfortable ride is thanks to the women's specific FlexVent suspension. Women's specific FlexVent suspension system boasts compression molded shoulder straps, padded mesh back panel with spine channel specifically shaped for an ergonomic fit, and a wicking lumbar panel for maximum support and ventilation. Women's specific shoulder straps with flexible attachment points are contoured for a woman's torso for a perfect fit for any size or shape. Floating padded laptop sleeve in main compartment protects laptop from bumps and falls. Secondary compartment has internal organization with a secure zippered pocket, Velcro fastener closure pocket and pen pockets. Front elastic bungee for external storage. Reflective bike light loop, reflective water bottle tabs and reflective shoulder strap webbing create 360 of reflectivity. Two mesh water bottle pockets. Comfortable, padded top haul handle. Sternum strap with whistle buckle. Fabrics: 600D polyester, 450D x 300D heather polyester, 600D geo emboss polyester, 1200D polyester. Avg. wt. 1 lb. 15.39 oz. 890 g. Capacity: 1709 cu. in. 28 liters. Laptop Sleeve: 11.75x12.25.