Frozen feet and numb toes are a constant battle for riders in extreme environments. Alleviate this problem for good with the Burton Women's Toaster Snowboard Boot Liner. This heated liner features battery-powered warmth, with Low, Medium, and High settings for optimal comfort on the coldest shred days of the season. As if built-in heating isn't enough, the liner sports DryRide Heat Cycle fibers for prolonged heat retention. The built-in battery lasts up to five hours, so you can ride for a long duration without succumbing to winter's icy grip. It's rechargeable via micro-USB for quickly boosting power levels at home or en route to the mountain. There's a Level 2 Molded EVA footbed for shock absorption and support underfoot. Please note, it's compatible with any Burton Women's Boot.