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 Performance- Customizable- Shin Control- Thinsulate®- 40mm Power StrapSpecifications:- Last: 102mm- Flex: 90- Sizes: 22.0 to 27.5