The Spenco Hearthside Slippers for Women have a super smooth felted wool upper with ultra-fleece lining. They provide support and comfort for all day and night! These slippers feature Spenco's Total Support EVA foam footbed with metatarsal pad and deep heel cup for the perfect level of comfort! Product Features: Semi-rigid orthotic arch support Total Support Cushioning System absorbs shock and helps prevent over-pronation Deep toe box for plenty of forefoot and toe room Stability cradle provides advanced arch support and deep heel cupping Soft smooth felted wool upper with premium materials provide lasting comfort and wear Fleece lining Non-slip, non-marking molded rubber outsole EVA foam surface custom molds over time to conform to the unique shape of the wearer's feet Metatarsal arch support offloads pressure from the ball of foot to help relieve forefoot pain Antimicrobial helps control odor American Podiatric Medical Association Accepted Ideal For: Foot Conditions: Arch Pain & Arch Strain, Plantar Fasciitis, Flat Feet & Fallen Arches, Sesamoiditis, Metatarsalgia & Forefoot Pain, Supination, Over Pronation