Slappa Stovepipe 16-Inch Backpack for Laptop - Black/Red (SL-BP-STVP1601) Super-cush padded shoulder straps with belly strap Two hard-plastic underbelly strips for additional protection Cavernous 3.5 gallon "duffle style" main compartment Dedicated .25" super-cush padded laptop compartment 680D Nylon + ripstop poly with 680D nylon "jacket-flap" 680D Nylon + ripstop poly with 680D nylon "jacket-flap" Dedicated .25" super-cush padded laptop compartment Cavernous 3.5 gallon "duffle style" main compartment Two hard-plastic underbelly strips for additional protection Super-cush padded shoulder straps with belly strap