The 480 ml /16 oz tough cookie is a double wall vacuum insulated tumbler made with pro-grade 18/8 stainless steel. It features a durable and premium matte powder coated finish or a raw stainless finish paired with a screw-on spill resistant lid. The lid is fitted with a flip-top mechanism with a removable silicone spout and straw for easy cleaning. Its wide mouth design makes it ice cube friendly and easy to clean.