Merrell Women's Barefoot Lithe Glove Trail Running Shoe 100% Textile and Synthetic Synthetic sole Slip-resistant Vibram outsole is designed to give you a barefoot feel. Soft shell fabric upper is wind- and water-resistant so feet stay warm and dry. Omni-Fit lacing system delivers a comfortable, glove-like fit. Soft shell fabric upper, mesh upper lining, microfiber sockliner treated with Aegis EVA insole and midsole, Vibram TC1 rubber outsole. Care: Wipe off with a damp cloth. Air dry.