With a double threaded quick-open lid design, the lid is more compact, and you can drink water quickly with a gentle twist. Lid built-in 360 ?? silicone sealing ring, shaking flip not afraid of leakage, packing more at ease. The sealed lid design, effectively locks the temperature, heat preservation, and cold insulation, the temperature is not easy to lose. Made of high quality 304 stainless steel, more heat preservation and safer, can be loaded with a variety of drinks. The cup body adopts a 7-layer process design, which reduces heat conduction more effectively. Colorful, follow the footsteps of fashion, a variety of colors to choose from.