The large spinner features a transportation security administration (TSA) approved lock, ensuring that everything in your bags stays neat and secure. Stylish and coordinating and constructed with industry leading acrylonitrile butadiene styrene (ABS) and polycarbonate composite shell material- Large spinner interior dimension - 21.75" L x 13.75" W x 9.75" H Large spinner exterior dimension - 30.75" L x 21" W x 13.25" H Invisible expansion on both styles Multistage handle system with soft rubber carry handle Transportation security administration (TSA) approved combination lock, large spinner Branded metal riveting hub spinner wheels Versatile interior packing organization with dual pocket lining divider Elastic cross-straps to hold your belongings in place