This is an extra-large 40oz Handle Mug that is durable and made with 18/8 stainless steel using vacuum insulation technology. It has a great powder coated matte finish and a closable screw top with straw insert that makes this great for hydrating quickly. It's functional and will keep your drinks hot for up to 8hrs and cold for up to 16hrs and has a great imprint area. We offer a Silkscreen, Laser Etch, and Full Color imprint options so reach out for a free virtual proof today!