Sea-tac rolling backpack * Product Material: 420D POLYESTER 1/4 RIPSTOP * Product Weight: 7.50 lbs. * Retractable telescoping tow handle * Stowaway harness shoulder strap system * Non slip shoulder strap with breathable fabric * In line skate wheels * Fold down padded back * Deluxe orgainizer with key chain * Large expandable main compartment * Exterior cell phone pouch * 21" x 14" x 9"