Speedo Fastskin Xenon Swimming Cap - Black

The Fastskin Xenon Cap is designed to protect your head from cold water and reduce drag. Developed with Y39 (Yamamoto 39 cell neoprene rubber) - the most buoyant foam existing which provides the highest lift - this cap will keep you warm and hydrodynamic, so you can concentrate on your performance.


Features:

• Y39 (Yamamoto 39 cell neoprene rubber) - the most buoyant foam existing, which provides the highest lift to the body, thus minimizing the form drag created by the immersed body