Flexskin 05mm of super flexible neoprene is fully coated with scs nano for the ultimate combination of flexibility and speed this thin neoprene conforms to the body for the most natural feel in the water allowing the swimmer to have their most powerful natural glide proarm panel durign the catch phase the proarm proprioception panel allows for stroke feedback promoting flawless techquie and maximum power transfer the proarm panel is constructed of an ultra thin hydrophobic stretch fabric