case: 1)size:20"/24"/28" 2)material:1680D 3)internal trolley system Case1)Item No.:MFLY29-052)Material:1680D, figured lining, front laminated with EVA.3)Aluminium alloy internal trolley system, iron combination lock.4)Color:brown,black5)Size:20"/24"/28"6)packing:packed with bubble polybag, then in standard export carton.7)loading quantity:20GP:232sets40GP:465sets40HQ:536sets