Like new, worn only once. 288mm/24.5 ROSSIGNOL ALLTRACK PRO 110 SKI BOOTS WOMENS Fit Last - 100 mm – Average width last suitable for most feet. Women's Specific Cuff – The height of the cuff is significantly lower than for a unisex cuff. The tulip-shaped rear section easily accommodates a women's natural calf shape. It is less structured to take better account of female skiers' physiology. Flex Flex Rating - 110 – A very stiff flex for aggressive skiers. Liner - Molded PU Hard Liner Sensor Fit Women's – Focuses on solving all common problem fit areas with a shaped rear section that is lower and cut away for a more anatomical fit. Optisensor 3D Liner w/ Thinsulate™ – A new level of optimized foot wrapping, protection, comfort and support. Three key-fit zones maximize interaction between foot, liner and shell. Thinsulate™ insulation provides all-day comfort and warmth. Shell Materials & Design Shell / Cuff – Polyether Bootboard – Polyurethane Sensor Grid – Diagonal grid positioning improves shell wrapping while also reducing weight and increasing torsional rigidity. Resulting in enhanced power, precision and energy transmission. Ski/Walk Mode - Posi-Block Technology – In ski mode, reinforced vertical ribs in the upper cuff lock upper and lower shells together, delivering unprecedented downhill performance. In hike mode, the lower shell's……………… See https://www.christysports.com/product/rossignol-alltrack-pro-110-ski-boots-womens/1008348.html for full description.