Cabin case 20in: 13.81"x9.25"x21.46" (35x23.5x54.5cm), Weight: 7.91 lbs. PREMIUM MATERIAL: Hard shell suitcase is made of premium polycarbonate PC material that is more durable than ABS+PC, with diamond-shaped texture on the surface to prevent against scratches, so that the suitcases can remain beautiful after a long trip.