Leakproof travel mug upgraded food grade SUS304 stainless steel has better thermal insulation and cold storage effect than traditional SUS301 stainless steel, It also has strong rust resistance and corrosion-resistant, and will not deteriorate after long-term contact with beverages. This reusable coffee cup replaces a disposable traditional thermal cup. Ice or hot, you choose our coffee thermos. Double wall insulation maintains temperatures inside regardless of the temperature outside,This leakproof insulated travel mug is guaranteed to keep your drink HOT for 6 hours or COLD for 8 hours. After you get off work, you can also enjoy a warm cup of coffee. It s like your family is always by your side. Vacuum cup with a leakproof lid, the silicone seal on the lid provides a good leak-proof effect. The surface of the lid has a straw hole design, using a straw to reduce splashing, which can be opened to drink directly.You can also insert a straw into the small opening of the switch. Collapsible coffee cup has Non-Slip silicone sleeve, comfortable touch, anti-skid drop.Coffee mug has both style and substance, fashion and function. Material: 304 Stainless steel Size: 196 x 101mm Capatity: 900ml Package list: (Option) Silver & Black Cup with black handle Pink Cup with pink handle Blue Cup with blue handle Rose red cup with red handle