Hydro Flask 10 oz Wine/Drink Tumbler in Fog The new Hydro Flask 10 oz Wine Tumbler makes any hour happier. This portable wine tumbler is ideal for missions with mates, picnics or beach sundowners. It is light, durable and ideal for your wine or any other beverage. From picnics in the park to panoramic vistas, enjoy your favourite reds, whites, and rosés at the optimal temperature. The Wine Tumbler holds two standard pours, plus it pairs with Hydro Flasks insulated 25 oz Wine Bottle.