Description of Atomic Hawx 80 Ski Boots - Women's THE I-FLEX ZONE AT THE FRONT OF THE BOOT WORKS LIKE AN ADDITIONAL JOINT ON THE HAWX. IT PROMOTES NATURAL FOREFOOT FLEXIBILITY, IMPROVES BALANCE ON THE SKI AND PROVIDES FOR PRECISION CONTROL - EVEN MAKING WALKING EASIER. THE INSOLE OF THE HAWX 80 W IS PREWIRED FOR THERM-IC, THE BOOT HEATING SYSTEM WHICH KEEPS THE FEET NICE AND WARM AT ALL TIMES. AND THE AFS BOOT CUFF CAN BE ADJUSTED TO A LOWER BASE OF THE CALF IN ONE EASY MOTION. Features: Terrain: All mountain Product type: Women Anatomic Last: Hi-perfit 100mm Flex index: 80 Liner: ASY SPORT LINER T2 W, 22.0 - 27.5 MG edge buckle 35mm power strap Therm-ic pre-wired Conform'able foot bed Recco equipped Ernergy spring