【Premium Stainless steel】This 40 oz tumbler is crafted from high-quality 18/8 stainless steel, ensuring durability and rust resistance. The surface can be laser engraved, which creates precise, permanent designs while maintaining the natural metallic silver-gray base color of stainless steel.
【Silicone Spill-Proof Stopper Set】This 40 oz tumbler includes detachable, BPA free food-grade silicone sealing plugs which provides additional anti-spill protection, so there will be no splashing when you go out, and it is more convenient for you to carry when traveling.
【Double Vacuum Insulated】This 40 oz tumbler delivers outstanding thermal insulation, maintaining beverage temperature for extended periods. Its advanced double-wall vacuum insulation technology ensures optimal temperature retention.
【Cup Holders Friendly】 This 40 oz tumbler fits in most cup holders. You can put it in your car cup holder when traveling. In addition, it can be used at home, in the office, or at a party, or put it in your bag or anywhere you need a drink.
【Great Gift】You can DIY various designs on the tumblers, it will be a surprise gift for birthdays, Christmas, Mother's Day, Father's Day, graduation ceremonies and other festivals.
