Powerstep Insoles Pinnacle Maxx Designed for those who need extra stability and support, the Powerstep Pinnacle Maxx Insoles offer maximum motion control with advanced comfort features. Built with a firmer shell and angled heel post, these insoles help correct overpronation and improve foot alignment. Dual-layer cushioning and a contoured arch shape provide shock absorption and targeted relief, making them ideal for active use or all-day wear in work or casual shoes.