Built off of the success of the original kestrel the five ten women39s kestrel lace mtb shoe is designed to transfer power to the pedals as efficiently as possible with a classic lace closure lower total volume and tighter fitting heel the kestrel lace features a stealthreg c4trade outsole and wider cleat interface that is compatible with every type of spd pedal the shank of the kestrel lace is nylon making it about 15 less stiff than the kestrel while an eva midsole provides exce