For 55°60°F / 13°16°C water temps A high-performance, neoprene-free wetsuit made of 85% Yulex® natural rubber/15% synthetic rubber by polymer content; the natural rubber is from sources that are Forest Stewardship Council® certified by the Rainforest Alliance. Fair Trade Certifiedsewn. Made with stretchy, neoprene-free 85% Yulex® natural rubber/15% synthetic rubber by polymer content; the natural rubber is from sources that are Forest Stewardship Council® certified by the Rainforest Alliance; the synthetic rubber is chlorine-free Torso/thighs have solution-dyed 95% polyester (51% recycled)/5% recycled spandex thermal microgrid lining that dries fast and offers excellent warmth and flex Solution-dyed, high-stretch 100% recycled polyester lining in the arms/legs; stretchy and durable solution-dyed exterior fabric made from 85% recycled polyester/15% recycled spandex; lining and exterior fabric laminated with solvent-free AquaAglue 100% external seam sealing; all seams are triple-gl