The perfect press-in lid.Sip your favourite hot or cold drink on the go with our insulated press-in lid that easily snaps into your 300ml Wine Tumbler.NOT compatible with the Hydro Flask True Pint.The new, convenient press-in lid insulated with Hydro Flasks Honeycomb Insulation so you can go further, for longer, keeping your favourite beverage comfortably by your side.Whether you're out in nature or stuck in the office, it's always a good idea to have an extra lid for your Hydro Flask.Maintain the temperature of your contents longer, so you can stay busy and get more done.Compatible with Hydro Flask Wine Tumbler ONLY.