Features Material: Ultra-Durable Tear and Water Resistant Polyester Size: 16" x 11.75" x 7.75" Linear inches: 35.5" Weight: 5 lbs Warranty: 5 year limited warranty against manufacturing defects in material and workmanship Large main compartment Multiple pockets on exterior Padded adjustable backpack straps Protective flap over wheels when in backpack mode High impact in-line skate wheels Lock-up/lock-down handle system Self repairing nylon zipper