Ricardo Beverly hills “greenfield” is made of a lightweight poly-carbonate hard side shell that provides superior protection for your belongings. And each case expands with the pull of a zipper to instantly increase their packing capacity. The oversized double spinner wheel system has 360 degree mobility that minimizes effort and strain on arms. The multi-stage locking pull handle system adjusts to the most comfortable height for you. Comes with large elastic pockets perfect for packing shoes or clothing, elastic tie-down straps help keep items in place as you travel. The zippered mesh utility pocket provides see-through organization.