Merrell Bare Access Flex Women's Trail Running Shoes Black/Metallic Lilac : The Merrell Bare Access Flex rugged running shoes are the perfect companion on scenic trails. A supremely lightweight combination of mesh and TPU materials provides breathability and unobtrusive support around the forefoot. The FLEXconnect(TM) dual directional flex-groove and 0mm drop offers a comfortable connection with the ground for smooth and speedy turnovers. EVA midsole material gives runners stability for quickness on rough surfaces. Upper: Lightweight, padded tongue and heel collar enhance comfort. Lace-up front offers an adjustable fit. Mesh and TPU upper provides breathable flexibility. Midsole: FLEXconnect(TM) dual directional flex-groove EVA midsole provides agility and stability on uneven terrain. Features an integrated EVA footbed for step in comfort. M Select(TM) FRESH prevents sweat and moisture from affecting the shoes freshness. Outsole: M-Select(TM) GRIP+ tunes each outsole with even greater performance and durable traction that grips when and where needed.