Plus Fitting System features two removable insoles that allow you to customize your fit. Dual-density outsole offers durable slip resistance and comfort. Foam-padded collar and tongue help reduce heel slippage and won't irritate sensitive skin. Leather upper, spandex upper lining, Dri-Lex sockliner, polyurethane insole, tempered steel shank... Polyurethane outsole. Care: Buff with a leather cleaner or polish. Wipe off with a dry cloth. For a customizable fit and superior stability, problem feet will love this Drew Women's Tulip Lace-Up Oxford Shoe. Its Plus Fitting System comes with two removable insoles that provide room for added or double depth or for a personal orthotic. The roomy toe box gives toes plenty of space to relax and spread out, while a foam-padded collar and tongue keep feet securely in place. A firm heel counter, thermoplastic polyurethane heel stabilizer and tempered steel shank lend extra support; the soft leather upper is lined with Dri-Lex with Aegis Microbe Shield to wick away moisture for a healthy, comfortable foot environment.