One large main compartment with tuck-away shoulder straps to convert to backpack * Corner-mounted inline skate wheels for stable and controlled motion with Skid rails for added protection * Front utility pocket keeps essentials handy and retractable three-stage molded rubber handle * Padded haul loop * Capacity:1901.5 cu in / 31.16L,Dimensions:18in h x 13in w x 8.5in d,Weight:1 lb 4 oz / 0.57 kg,Fabric:600 Denier Polyester