This high-performance, neoprene-free 5.5mm/4mm wetsuit is made from 85% Yulex natural rubber and 15% synthetic rubber, offering an eco-friendly alternative with exceptional warmth and flexibility for cold water conditions. Designed for water temperatures between 38°48° F (3°9° C), this wetsuit ensures comfort and durability with its recycled nylon lining and corrosion-proof Riri® zipper. Made in a Fair Trade Certified factory, it combines sustainability with top-notch performance. Made from 85% Yulex natural rubber and 15% synthetic rubber Natural rubber is FSC certified by Preferred by Nature Suggested water temperatures: 38°48° F (3°9° C) Solution-dyed, fast-drying recycled nylon, polyester, and spandex thermal lining Stretchy, solution-dyed linings for enhanced warmth and flexibility Solvent-free AquaA glue for eco-friendly construction Asymmetrical front-zip with replaceable, corrosion-proof Riri zipper Easy-access key loop on the inside Durable and flexible Supratex kneepads a