Women’s Sz 10 Protalus Shoe Insoles Never worn without box Purchased from Zappos Ensure comfort to your feet throughout the day using the PROTALUS® Women's TE100 Thin Series, suitable for sneakers, athletic shoes, and other casual shoes. • Full-length cushioning and comfort with high-rebound polyurethane molded for contour. • Tri-Planar Alignment System to keep the body in the proper position. • Moisture-wicking, anti-friction lining. • ETC anti-friction footbed. • Deep heel cup for alignment correction that leads to pain reduction and comfort. • Contoured-shaped nylon shank for stability and support. • Patented rebound foam for a high degree of shock absorption and up to a year of wear. • Suitable for standard volume, low-profile shoes. • Engineered ridges for added support and grip.