So iLL Free Range Pro Climbing Shoes - Blue SpruceSo iLL Free Range Pro Climbing Shoes Blue Spruce The Free Range Pro is next level. Weve taken all the things you love about the original Free Range and changed some technical features to improve performance. We started by making a stiffer toe box and adding rubber to the toe to increase toe hooking capabilities. The Free Range pro also offers a split outsole for flexibility, along with a stiff midsole for better heel hooking, to keep you confident on