O'Neill Wetsuits Mens 5/4 mm Superfreak F.U.Z.E. Zip Full Suit with Hood Neoprene 5/4mm 100% Super Stretchy Ultra Flex DS Neoprene for superior feel and flexibility Front Upper Zip Entry (F.U.Z.E.) Closure System is an ultra-dry 3x water drain system that keeps you dry without restricting flexibility Minimal Seam Design, Double Super Seal Neck New integrated side key pocket (on thigh) Newly redesigned