... 1) Capacity: 350ML,500ML,600ML,750ML 2) Material: 18/0 stainless steel Specifications: Stainless steel sports bottle1) A:Capacity: 600ml2) Material: 18/0 or ... 18/8 stainless steel (as per clients' requests) 3) Double walls: stainless steel vacuum insulated for maximum temperature ,plastic stopper ...