Beach SandalDESCRIPTION RIPVANWINKLE 2021 Spring Summer Collection. This is a double name model with "Genbei", a sandal maker with a history of more than 60 years. The thong is made of natural rubber that doesn't hurt, and the sole is made of a natural rubber called the closed cell sponge. This is a pair of beach sandals where a wooden pattern is taken from tabi to match the feet of Japanese people, and as you wear these sandals, they change into your own foot