DURABLE AND FASHIONABLE: Made of high-quality food-grade stainless steel, the surface is covered with a durable and beautiful powder coating. By combining these high-quality materials, we ensure the durability of stainless steel glasses. TAINLESS STEEL INSULATED TUMBLER: 40 ounces with handle, lid and straw, using three-layer double-wall vacuum insulation technology, keep your drink at the best temperature all day. Cold up to 34 hours, hot up to 14 hours. ANTI-LEAKAGE DESIGN: A threaded lid can 100% prevent liquid leakage or the lid from popping open.Our car travel cup design can prevent overflow when bumping or jogging on the road. PORTABLE SUPER CAPACITY COFFEE CUP: The tumbler can be safely placed in most car cup holders, and it is more convenient and lightweight to use with the handle. Larger cups are easier to clean.. GOOD FOR HOME AND OUTDOORS: Suitable for swimming, Sports, Travel, Road trip, Barbecue, Camping, Parties, Etc. You can share them as gifts on birthdays, Thanksgiving, and Christmas with your family, friends, teachers, colleagues, and sisters.