Socks Scorpena E and Scorpena J are made with a double cu of Smoothskin neoprene. Inner layer of the cu is tucked under, the outer layer covers the pants from the top and does not let water in. Socks are designed considering structural features of the right and left foot, and the angle of the foot during finstroke. The sole made of a wear resistant neoprene covered with Supratex. Model E is covered inside with an elastic Lycra fabric. Model J inside has a Glideskin neoprene.