Powerstep▒ ProTech Full Length men14-14.5/women 16-16.5 K Review May 15, 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