New for the 2023/24 season, the HOTRONIC XLP 2C BT Custom set includes the most powerful battery on the market. With Bluetooth capability, it delivers more heat and is more compact with a battery life of up to 24 hours! You'll never have to cut a powder day short due to cold toes ever again. The custom insole with pre-installed heat elements allows for seamless integration. Bluetooth capability boosts the battery's longevity by allowing you to control the heat settings without exposing the batteries to the cold.