The Hydro Flask 16 oz Tumbler is an insulated drink cup for keeping said drink cold, or hot. The cup is pint-sized, so if you prefer a beer it's just right. If you prefer any other drink, it'll gladly hold that for you too. A lid is included to help the temperature stay colder (or hotter) for longer and there is an array of cup colors to choose from. Features of the Hydro Flask 16 oz Tumbler TempShield(TM) Insulation keeps cold drinks cold for up to 24 hours and hot drinks hot for up to 6 hours Narrow, intuitive design is comfortable and easy to hold - Fits in most cupholders Insulated press-in lid, so you can take your beverage anywhere, Features Honeycomb Insulation(TM) for additional temperature control Durable 18/8 Pro-Grade Stainless Steel construction BPA-Free and Phthalate-Free