The Bare Access Flex from Merrell is a supremely versatile, comfortable, and lightweight shoe suitable for hitting the road, trail, and beyond. Super breathable Mesh and TPU upper with smooth, breathable mesh lining. Traditional lace-up closure. Hyperlock printed TPU heel counter for security during quick descents and sharp turns. Integrated EVA footbed for excellent comfort. FLEXconnect dual directional flex-groove EVA midsole for agility and stability on uneven terrain. M Select GRIP+ outsole with anatomical grooves is sticky and durable for superior grip and traction on wet or dry trails. Stack height (heel/toe): 14.2/14.2mm; footbed: 0MM; insole: 3MM; midsole: 8/8mm; sole: 1.2mm web, 2mm lugs.