Flex Booster 2K ski-boots 10K Breathability: Regulate your temperature

10K Breathability: Regulate your temperature and prevent overheating

Engineered with precision

My CustomFit 3D Performance liner

Catch-Free Ease - A convex base with upturned edges and a flat profile from nose to tail make it extra stable and easier than ever to learn to ride

Flex Booster 2K ski-boots 10K Breathability: Regulate your temperatureA Flex Booster is a great addition to your snowboard boots that enables enhanced performance, stiffer flex and more support where its needed most. The 2K enhances a boots support and response significantly by increasing its flex rating by two points. With the Flex Booster 2K, you can enhance your performancewithout breaking the law.