Polyester constructionInternal deluxe retractable push-button, Self-locking handle system for easy maneuveringPiggy-bag-strap for easy-carrying the tote bag togetherElegant fully lined interior with tie-down straps and large interior meshed zipper pocketExpandable feature that offers more packing capacityInline skate wheels, reinforced wheel housingAdjustable and detachable non-slip padded shoulder strap on toteDimensions : Tote Bag measures 14"W x 10"H x 6"D and the rolling bag measures 21"H x 13.5"W x 7.5"D