Cocosmile Cloud Handle Vacuum Insulated Stainless Steel Tumbler with Leak-Proof Straw - 350mL, 316 Stainless Steel, Summer Hydration Essentials Style:Heartthrob Experience 12-hour heat retention (95℃→45℃)

Experience 12-hour heat retention (95℃→45℃) and 24-hour cold preservation (ice retention proven in lab tests*)

ensuring safety while drinking

whether it’s hot coffee or chilled tea

a seamless blend of vintage aesthetics and cutting-edge functionality

a premium copolyester known for its impact resistance and complete freedom from BPA

Cocosmile Cloud Handle Vacuum Insulated Stainless Steel Tumbler with Leak-Proof Straw - 350mL, 316 Stainless Steel, Summer Hydration Essentials Style:Heartthrob Experience 12-hour heat retention (95℃→45℃)Introducing the Cocosmile Cloud Handle Vacuum Insulated Tumbler, a 2025 summer launch designed for style and functionality. Crafted with premium 316 stainless steel (superior corrosion resistance), this 350mL tumbler ensures 6 hour heat retention (65C) and 6 hour cold retention (5C) thanks to its vacuum insulation technology. The 360 leak proof seal and food grade silicone gasket guarantee no spills, while the detachable whistle straw adds fun to your