Measurements 20L:Capacity:17L min, 20L maxLength:18.5"Height:11"Width:6.5" 30L:Capacity:22L min, 30L max Length:19.5 "Height:12.5"Width:7" Handle Long: 49cm (19.3")Short: 27cm (10.62") Strap Single adjustment range:15.75" - 30.31" Materials 400D double poly-coated DWR-impregnated nylon canvas shell 100%...