For the outdoorsy person in search of a stylish, supportive shoe, look no further than the Callum. The lace-up design is an ideal fit that allows for maximum stability and support and the cushioned collar adds the desired comfort. Upper: 100% Faux Leather Outsole: 100% Thermoplastic Rubber Lining: 100% Nylon Mesh Insole Height: 0.2" Shaft Height: 5.2" Shaft Circumference: 13"