Features:- Dual Core- Shell - Polyurethane- Cuff - Polyolefin- Easy Entry Insert- Women’S Specific Shaped Cuff- External Screw Canting- Max Grip Alpine Soles- Gripwalk® Compatible- Dual 3d Liner Sport- Customizable- Shin Control- Thinsulate®- 40mm Power StrapSpecifications:- LAST: 102mm- FLEX: 80