Material Natureprene FSC Features Yulex plant based neoprenedop dyed yarns, saving water in the dyeing process by coloring the yarnouter lining made out 88% recycled polyester of pet recycled bottles (45 bottles needed for 1 wetsuit)inner plush lining is made out of recycled polyester and replaces zodiac lininglaminated with non-solvent aqua based glueglued with non-solvent water based glueremoves 99% of the impurities and avoids latex allergiessaves 2.698 co2 kg per wetsuitfsc approved