Feature: Keep hot and cold: straw cup using Double Wall Vacuum Sealed technology, high vacuum process, insulation and cooling time reaches 0-6 hours, can be used all year round Leak-proof coffee mug: These cups with lids and straws, multi-function rotating cup lid built-in silicone ring, good sealing, can effectively prevent the occurrence of water leakage, can use a straw, but can also drink directly health material: 40 oz tumbler with handle is made of 304 stainless steel inner liner which is processed by pitting process and is corrosion resistant and contains no harmful substances for long time use insulated tumblers features: the ergonomic design of the water cup, comfortable grip, rounded mouth, smooth water, easy and convenient to clean the bottom of the cup straw, stable and non-slip, not easy to fall Application scenarios: water bottles with handle for travel, sports, work, school, camping, can also be used as a hot coffee tumbler, winter insulation, summer cold, simple modern insulated cup is the perfect gift for women, mothers, fathers, grandparents, children, lovers Package Included: 1 * Water Bottle Remark: Both different computers display colors differently, the color of the actual item may vary slightly from the images below, thanks for your understanding. Please allow 1-3cm error due to manual measurement. (1 inch = 2.54 cm)