Introducing our Whistler Monochrome - 20 oz. Double-Wall Stainless Tumbler - A sleek and functional choice for your beverages. The Inner made of 304 stainless steel and outer made of 201 stainless steel. With a double walled insulation it keeps your drinks warm for 6 hours and cold for 12 hours, boasting a capacity of 20oz, The tumbler features a translucent clear plastic lid, equipped with a Snap-On, Spill-Resistant Thumb-Slide Lid and Rubber Gasket, ensures a secure and mess-free experience. The product size is 6.85" x 3.43" x 2.89" and lid size is 0.83" x 3.43". The rubber finish complemented by a chrome band on the bottom adds a stylish touch to the overall aesthetic.