The 840v4 is crafted with durable synthetic and breathable mesh uppers to help keep you cool, and blown rubber outsoles for impressive durability. Featuring ABZORB technology, the 840v4 caters to a variety of foot types and orthotic needs all in one smooth ride. ABZORB midsole absorbs impact through a combination of cushioning and compression resistance Available in seasonal colors Blown rubber outsole Lace-up closure for a secure fit Synthetic and mesh upper