Spenco Women's Multicolor-Space Dye Coastal Slip-on Shoes 10W Upper is made of engineered knit • Lining is synthetic suede • Footbed is molded EVA wrapped in synthetic suede • Non-slip, non-marking molded EVA outsole • Spenco's proven TOTAL SUPPORT® Contour • Deep heel cupping and Orthotic-grade arch support • Metatarsal dome • +5 heel lift for maximum comfort • Antimicrobial helps control odor Pre-owned in excellent condition Reach out if you have any questions.