500ml Stainless Steel Vacuum Flask 1,Capacity:500ml 2,OEM is welcome 500ml Stainless Steel Vacuum Flask3 different materials to choose:1,inner & outer stainless steel 2012,outer 201 stainless steel,inner 304 stainless steel3,inner&outer 304 stainless steelCapacityPackingpcs/ctncarton sizeG.W./N.W./CTN500ml1pc/poly bag+white box24pcs/ctn32.7X25X50cm9.5/8kgs/ctn 500ml Stainless Steel Vacuum Flask