ZenLite Top is the ultimate lightweight solution delivering the perfect balance between performance and comfort; Allowing you to maximise your performance in race conditions; Thermal protection technology; Solvent free Neoprene using water based technology; 4 way stretch; Low friction and soft touch; Glideskin neck seal offers comfort and reduces water ingress; Low profile wrist seals with slik grip cuff prints; 1.5mm Neoprene; Flatlocked seams for comfort; 90% Neoprene; 10% Nylon