AQA Dolphin Color, Size S ● Product Description These are classic rubber fins, widely used for snorkeling, dolphin swims, and swimming practice. They have the elasticity unique to rubber fins. They are soft yet provide excellent propulsion. Please use them with bare feet or snorkeling socks. ● Made in Japan ● Unisex ● Material: Rubber (natural rubber) ● Size: S (Foot size 21-23cm) Please understand that these are used items before purchasing. There are scratches and stains from use.