The Metro vacuum insulated stainless steel tumbler mug features our signature TriMax Triple Insulation that will keep your drinks cold for 24 hours and hot up to 6 hours. Its distinctive styling and slider open and close top make it the perfect travel mug for filling up at your coffee or smoothie shop. The Metro insulated travel mug is made of 18/8 food grade stainless steel, and is BPA and condensation free. It's a versatile 16 ounce vacuum insulated stainless steel tumbler that is perfect for coffee, beer, or your favorite cocktail. It is cup holder friendly and has a soft silicone base that provides a quiet landing when setting it down. TriMax Triple Insulated Stainless Steel Tumbler Keeps Beverages Hot for 6 Hours and Cold for 24 Hours Premium Food Grade 18/8 Stainless Steel Tumbler / Travel Mug - No BPA, No phthalates, No Liners Fits Cupholders with it's Sleek, Modern, Ergonomic Design Durable Matte Powder Coated Finished Pint Glass with Soft Silicone Base BPA Free Slider Lid Makes it Perfect for Coffee, Beer, or Cocktails 16 fl.oz / 473 mL