These boots are made with the characteristics of GULL rubber fins and finwork of the Scuba Dive Skin Dive equipment brand.With a generous size of 0.2 inch (0.5 cm) increments and excellent hold, this product is designed to fit the average skeleton of Japanese men.Suitable for various marine sports, such as scuba diving, skin diving, and more. Size: 9.8, 10.0, 10.2, 10.2, 11.4, 11.4, 11.4 inches (25.0, 25.5, 26.0, 26.5, 27, 28,