Crocs, Unisex Adult, Off Grid Clog, Black US M4/W6, UK M3/W4 EUR 36-37 Digitally inspired and ever-changing, the Off Grid Collection embodies speed in a street-ready form. Its unique sculping and contouring offers a new look and feel while maintaining comfort that’s synonymous with Crocs. Sole material Ethylene Vinyl Acetate Shaft height Ankle Outer material Ethylene Vinyl Acetate (EVA) Inner material Synthetic