Item No: DM-F-B(L/M/S) Material: Steel & Fiberglass Color: Black N.W.:1.40kg(inserted bottom),3.9kg(expanding bottom)/1.7kg(inserted bottom), 4.5kg(expanding bottom/1.9kg(inserted bottom), 5.0kg(expanding bottom) G.W.:2.10kg(inserted bottom) ,4.4kg(expanding bottom)/ 2.4kg(inserted bottom) ,5.2kg(expanding bottom)/2.6kg(inserted bottom),5.8kg(expanding bottom) Packing:1pc/oxford bag