ATOMIC PURSUIT NNN Nordic Cross Country Ski Boots Men's MP 26.5 / US 7.5 / EU 41 | eBay
Bluetooth Low Energy connected ski boot integrates multiple force and motion sensors to help skiers improve balance, control, and technique - nordicsemi.com
Atomic Pro C1 cross Country Ski Boots Langlaufboots Longevity - Nordic Classic | eBay