Introducing the 304 Stainless Steel Tumbler manufactured by Sunsum Household Co., Ltd., a leading supplier, factory, and manufacturer of premium quality household products in China. This innovative tumbler is made of high-quality 304 stainless steel, which ensures durability, safety, and resistance to rust, corrosion, and stains. The tumbler comes with a vacuum-sealed double-wall design, which maintains the temperature of your favorite beverages, whether hot or cold, for prolonged periods. The tumbler also includes a spill-proof lid and a straw, making it convenient and easy to carry around while on the go or at home. This sleek and stylish tumbler is not only perfect for personal use but can also make for an excellent gift for family or friends. With Sunsum Household Co., Ltd.'s dedication to providing top-notch products, you can trust that the 304 Stainless Steel Tumbler will exceed your expectations.