Easy Street Women's Bourbon Slip-On Flat 100% Synthetic Synthetic sole Heel measures approximately 1.5" Comfort Wave technology in the foam insole offers heel-to-toe cushioning and support. Double elastic inserts stretch to give you a secure, comfortable fit. Super Flex thermoplastic rubber outsole moves with your foot as you walk. Urethane upper, brushed tricot upper lining, polyurethane sockliner, thermoplastic rubber outsole... Foam insole. Heel Height: 1 inch. Care: Spot clean upper with a damp cloth.