Perfect Travel Mug: This push-button travel mug is designed to fit most car cup holders, making it convenient for your daily commute. Double-walled vacuum insulation keeps drinks hot for up to 9 hours, cold for up to 12 hours, and chilled for up to 12 hours. Durable and Sturdy: Unlike ordinary mugs, this travel mug is made of 18/8 stainless steel, making it durable and resistant to impacts. All parts are made of BPA-free materials, ensuring the safety of your beverages. Leak-Proof Lid: The push-button lid design is leak-proof and easy to operate with one hand. A button on the top of the lid makes it easy to open the spout. You can confidently put it in your work bag. Easy to Clean: This travel mug features a wide mouth for easy hand washing. All parts are dishwasher safe, making it convenient for working professionals and women.