Drew(R) suggests sizing a 1/2 size larger than you usually wear. If you are usually a US Women's 8.5, then select a US Women's 9. ; 'Motion' is a great-looking athletic style shoe with all the therapeutic benefits Drew(R) is famous for. All leather upper with foam-padded tongue and collar for added cushioning. Built-in heel cushion pad and rocker bottom with wide shank add to the shoe's overall comfort and performance. Drilex -covered insoles with AGEIS anti-microbial features keep the foot cool and dry. Plus Fitting System - Two removable insoles create added depth, extra toe space or room for your prescribed orthotics. Durable rubber outsole with EVA midsole is wider and provides a more stable walking surface. HCPCS Code A5500