Stainless Steel Bottle, Insulated Water Bottle, Vacuum Flask manufacturer / supplier in China, offering Double Wall Stainless Steel Vacuum Flask Leakproof Thermal Flask for Outdoor Hiking OEM Use, Vacuum Insulated Stainless Steel Flask Double Wall Thermo Flask for Gym Travel OEM Branding, Thermal Insulated Stainless Steel Bottle Leakproof Reusable Bottle for School Work Travel OEM and so on.