K2 Boa Ski Boots

Getting the right size ski boots is essential to having fun on the slopes. Learn how to size and fit boots, and how to custom mold liners.

Get the basics of downhill ski boot selection: Understand fit and comfort considerations, moldable liners, mondo sizing and the flex index.

Alpine touring (AT) boots are a crucial piece of your backcountry ski setup. We give you tips on how to find the best boot fit for your use.