FEATURES of the Scarpa Women"s Kailash GTX Boot Bi-directional ankle flex Extended Comfort Gore-Tex offers protection with maximum breathability Super shock-absorbing Vibram Hi-Trail Lite sole Toe rand for critical protection SPECIFICATIONS of the Scarpa Women"s Kailash GTX Boot Upper: Suede Lining: Gore-Tex - Performance Comfort Insole: Comfort-Flex Midsole: PU/EVA Sole: Vibram Hi-Trail Lite Last: BX