Sisstrevolution's Women’s Seven Seas 4/3 Chest Zip Wetsuit offers the perfect combination of superior performance and exceptional comfort. Crafted from lightweight, warm 100% Super stretch Japanese limestone based neoprene with a Thermal Fever Fiber lining to help insulate heat, this tailored fit suit allows for unrestricted movement while benefiting from softer eco-friendly materials laminated using AquaA solvent-free water-based lamination approved by Bluesign mills – ideal for those seeking out an ecologically responsible wetsuit option.