The Solution is a high performance shoe purposely built to provide the solution for modern bouldering problems. A radically down-turned velcro shoe that locks your foot into the perfect position for grabbing holds, toe scumming and powerful edging. The figure 8 tension rand provides optimal power for all your bouldering needs. Patent pending Lock Harness and super-sticky heel cup outer rubber ensures secure heel hooking. Patent-pending P3? Permanent Power Platform retains the downturned shape of the shoe.CONSTRUCTION: Slip Lasted.LAST: PD80.LINING: HF in toebox and arch area only.SOLE: 4mm Vibram(r) XS Grip.MIDSOLE: 1.1 mm Laspoflex (toe only).WEIGHT: 8 oz / 210 g (average)..