Booster and LongPlay band series
The Booster is designed to increase the usability, retains heat and protects touch when using your KeepCup Brew. You can create your own LongPlay by purchasing a booster and band combo that can be retro fitted to your 12oz or 16oz Brew.
The booster is available in 12oz and 16oz, and in clear tritan only. The 12oz Booster is compatible with the 12oz Brew only, and the 16oz Booster is compatible with the 16oz Brew only.