Durable ABS shell construction, front corner protectors, spinner wheels and push-button telescopic handle Padded top and side grip handles, interior zipper divider, large mesh zipper pocket, and compression straps 20" Carry-On Dimensions: 20" H x 13" L x 8" W - 7. 5 lb (20" H including wheels) 24" Upright Dimensions: 24" H x 15" L x 9.5" W - 9 lb (26" H including wheels) 28" Upright Dimensions: 28" H x 17.5" L x 11" W - 10.3 lb (30" H including wheels)