compromising traction, an all no-leather, water repellent upper made of high quality microfiber in black color, a mesh lining with waterproof membrane, and a Vibram® Xs Trek toothed tread pattern sole for optimal traction and use on the roughest surfaces. Vibram® Xs Trek toothed tread pattern sole for optimal traction and use on the roughest surfaces. All no-leather, high quality water repellent microfiber upper. Waterproof membrane lining. Rubberized toe cap for enhanced protection.Laced closure for enhanced stability UPPER: 62% Polyurethane, 22% Rubber, 16% TPU SOLE: 70% Rubber, 30% Phylon FW25   Size conversion EU US UK FOOT LENGHT CM FIT 36 4 3.5 23 36.5 4.5 4 23.2 WIDER FIT 37 5 4.5 23.5 37.5 5 4.5 24 WIDER FIT 38 5.5 5 24 38.5 6 5.5 24.2 WIDER FIT 39 6.5 6 24.5 39.5 6.5 6 24.7 WIDER FIT 40 7 6 25 40.5 7.5 6.5 25.5 WIDER FIT 41 8 7 26 41.5 8 7 26.2 WIDER FIT 42 8.5 7.5 26.5 42.5 9 8 27 WIDER FIT 43 9.5 8.5 27.5 43.5 9.5 8.5 27.7 WIDER FIT 44