![FXR X-Cross Pro Flex BOA Boot](http://shop.southsidesales.com/cdn/shop/products/210707-_1001_01_side_1200x1700_6c2d8f85-785a-49a3-bffc-c110aaec1673_{width}x.jpg?v=1651065130)
DETAILS & SPECS
STIFFNESS RATING
![](https://cdn.shopify.com/s/files/1/0243/3479/4830/files/5.png)
WARMTH RATING MAX
![](https://cdn.shopify.com/s/files/1/0243/3479/4830/files/6.png)
LACE SYSTEM:
• BOA® Single M3 reel Features
• HydrX Membrane
• 2-Piece form-fitting tongue construction for Positive Fit and Maximum Comfort
• Engineered to have extremely positive fit & feel, with both maximum flexibility, stability and protection
• FXR high traction outsole with toe and heel kick
• Rated to -40° C with 600g insulation
• Fixed liner with fur lining
• Minimal seams in sled-contact areas
• 20mm thick EVA midsole for maximum
• Genuine rubber reinforcement at the toe cap and instep
• Achilles and calf cushion support
![](https://cdn.shopify.com/s/files/1/0243/3479/4830/files/hydrx.png)
![](https://cdn.shopify.com/s/files/1/0243/3479/4830/files/boa.png)
WARRANTY
![](https://cdn.shopify.com/s/files/1/0243/3479/4830/files/3-year-progressive-warranty.png)