Swig 18-ounce matte mug lets you enjoy more of your favorite beverage. A silicone base minimizes slips and gives you a quiet landing when you set down your mug. The SEAL-TITE Tritan lid is BPA-Free, spill resistant and shatter proof. Seals tightly with a rubber seal gasket while allowing you to see inside. Double walled, vacuum sealed copper coated insulation keeps drinks cold up to 9 hours and hot up to 3 hours. A powder coat finish keeps your Swig looking fresh all the time. Top rack dishwasher safe. Non-slip silicone base. Spill resistant & shatterproof BPA-Free Tritan lid. Lid features push seal and open/close toggle. Handle for easy carrying. Matte finish. Double walled. Triple insulated vacuum sealed technology. Condensation free.