TriMax Triple-Walled Insulated Stainless Steel Tumbler for Wine, Whiskey, and Cocktails Maintains Beverage Temperature for Hours | High-Quality 18/8 Stainless Steel - Free of BPA, Phthalates, and Liners | Gentle Silicone Base for Stability While Placed on Surfaces | Detachable BPA-Free Lid Ensures Your Drinks Stay in the Tumbler | Condensation-Free Design with EcoVessel’s 100-Year Guarantee | Capacity: 10 fl oz / 296 ml