Item Code: M12CP332Hydroflask’s unique double-wall vacuum-insulation protects temperature for hours. Cold drinks stay icy cold and hot drinks stay piping hot, so you can stay refreshed for any adventure. TempShield insulation keeps beverages cold or hot for hours  Insulated press-in lid for temperature control and splash-resistant transport  Soft touch finish for a cosy feel in your hands  Durable design to withstand daily use  Durable 18/8 Pro-Grade Stainless Steel construction  BPA-Free and Phthalate-Free  Volume 355 ml  Mouth Diameter 3.5"  Diameter 5.0"  Height 4.5"  Weight 11.2 oz (331.2 ml) 12oz Mug - Fir