Vissla is proud to collaborate with premium Japanese wetsuit maker BEWET. THIS IS THE STORY For starters all of the wetsuits are hand made in Japan. Our polychloroprene is made of 100% limestone. Polychloroprene (Neoprene) is normally made of petroleum through a chemical process. BEWET does not use petroleum. The limestone is sourced in the Kurochime Mountains area in Niigata, Japan. They were originally plankton piled up over 300 million years ago in the Pacific Ocean, making it one of the...