The Shark Splice Racerer Swimsuit features Endurotech fabrication, to offer long lasting durability and maximized resistance to chlorine. Built for competition, the Men"s Endurotech Shark Splice Racerer outlasts traditional swimwear and its next to skin fit helps to reduce bulk and increase speed. Ideal for swim teams, clubs and competitive swimmers who want an edge. 53% Polyester/47% PBT.