Vacuum Flask, Sports Water Bottle, Thermos Bottle manufacturer / supplier in China, offering Personalized Leak Proof 30oz 40oz 304 Stainless Steel Sport Tumbler with Handle Flip Straw, New Style 30oz 40oz Stainless Steel Outdoor Sports Thermal Coffee Tumbler with Handle, Wholesale 30oz 40oz Vacuum Insulated Stainless Steel Travel Mug with Lid Flip Straw and so on.