Food-Grade Material: Mumiguan 40oz insulated water bottle is crafted from 18/8 food-grade stainless steel, ensuring it is BPA-free, non-toxic, rust-resistant, and odor-free, making it safe for children.
Superior Insulation: Featuring 360° leak-proof sealing and double-wall vacuum insulation technology, this thermal water bottle effectively maintains the temperature of liquids (experimental measurements show it keeps beverages cold for 24 hours and hot for 12 hours).
3 Lids: The 40oz water bottle comes with three different lids (Flip, Spout, and Handle Lid). Equipped with two straws and a straw brush, it is convenient to carry and meets your needs in various scenarios.
3 Capacities: This water bottle is available in 3 capacities: 32oz, 40oz, and 64oz, providing options to suit your preferences. Catering to your needs in various scenarios such as outdoor activities, sports, fitness, off-road adventures, camping, and office.
Easy to Maintain: The stainless steel water bottle has a wide-mouth design (2.1in), facilitating easy cleaning of the interior. The exterior's anti-sweat coating keeps the surface dry and easy to grip, and cleaning can be done by rinsing with water directly.