Show your school spirit with this incredible 40 oz. travel tumbler that will keep you hydrated all day! Don't be fooled by cheaper imitations! This 40 Oz. Vacuum Insulated Stainless Steel Tumbler with handle is BPA-free and has a copper lining to help keep drinks cold for up to 36 hours and hot for an extended time. The Tumbler is made of 18/8 Kitchen Grade Stainless Steel so they are rust & puncture resistant. The Sweat-Free design keeps hands and surfaces dry.