This Thermos vacuum insulated durable stainless steal travel mug holds 16 oz. It keeps cold drinks cool for 9 hours and hot drinks warm for 5 hours. Fits in most cup holders for the busy on-the-go professional. Its Drinklock sealing lid protects against leaks and spills. Vacuum insulation technology allows for maximum temperature retention. What a thoughtful business gift for the busy student or commuter in your life. Laser engrave with your logo for a custom look unique to you. Give a gift they'll want to use every day.