Look for a "soft" flex (Women: under 75; Men: under 85).
If you set a ski on the snow, you can see that the middle section is either convex, flat or concave. * Camber is the convex shape, Ski Buying Guide - The Pro Ski and Ride how to buy skis and boots
When you put on the boot and stand straight, your toes should touch the front. When you bend your knees into a skiing stance, your toes should pull back slightly. Look for a "soft" flex (Women: under 75; Men: under 85)
Ski boots use centimeters for sizing (Mondopoint). To find yours, place your heel against a wall and measure to your longest toe in centimeters. When you bend your knees into a skiing
Aim for a "medium" flex (Women: 80–95; Men: 90–110).
Boots come in different widths measured at the ball of the foot. Narrow: 97–98mm. Medium: 100–102mm. Wide: 104mm+.
Buying your first set of skis and boots is a major milestone that moves you away from the rental counter and toward a more consistent, comfortable experience on the mountain. Because boots act as the "steering wheel" for your skis, they are widely considered the most important purchase in your gear setup.