Madshus` new line of race boots with micro-adjustable fit! At 560g per pair (for a size 42), these boots a great lightweight option for any racer. Constructed with a stiff performance carbon cuff, Madshus Elite carbon outsole (compatible with the NNN binding system), and most notably, the BOA Fit System inner boot. These boots are stiff, light, and perfectly adjustable! The women`s model is designed with a slimmer sizing to have a better sized toebox and instep.