Made Of Stainless Steel With Copper Plated Inner Double Wall Construction For Insulation Of Hot Or Cold Liquids Keeps Drinks Cold For 9+ Hours And Hot For 3+ Hours Vacuum Insulated Holds Most 12 Oz Slim Can Beverages Including Beer, Soda And Sparkling Water Non-Slip, Scratch Free Silicone Base No Condensation Cup Holder Friendly Swig Life Is A Certified Swam Owned Business Women Owned Meets FDA Requirements BPA Free Dishwasher Safe