Powerstep encapsulated their orthotic shell that has satisfied more than a million consumers with two new foams for added comfort and cushioning. Hypurcel foam that maintains its density and cushioning support covers the upper surface, and a soft EVA foam coats the undersurface. This exciting new product provides comfort in an orthotic not available in today's market. Powerstep Pinnacle provides the perfect blend of foot control, spring, and life-long cushioning for those who are seeking greater comfort than other products on the market. By eliminating excessive inward rolling motion of the foot, Pinnacle virtually eliminates pain or strain on your heel and arch, and even your ankles, knees and lower back. Strong, springy medical-grade foot supports calibrated for comfort. Unique Hypurcel-EVA casing for long life cushioning from heel to toe. Heel cradle and platform to stabilize and safeguard the heel during landing. Special Sanitize etc fabric reduces slippage and heat.