Powerstep® ProTech Full Length, Men’s 5-5 1/2, Women’s 7-7 1/2 Review May 16, 2018 No Comments Full-length double-layered orthotics Poron® heel Comfort Cushion Available in different sizes More This new, improved Powerstep features strong, medical-grade polypropylene shells. Tags: Health & Household, Health Care, Inserts & Insoles, Powerstep