Responsible Collection: Recycled/Repurposed Upper Material: suede, synthetic Waterproofing: suede Closure: lace Midsole: Floatfoam Pro Made for hiking, the Merrell Speed Solo Hiking Shoes keep our feet comfortable, no matter where we wear them. The mix of waterproof suede and synthetic mesh keeps our feet fresh while the FloatPro Foam midsoles provide plenty of shock-absorbing cushion to keep us going, mile after mile, on our hikes and holidays.