Half-round below the twins with thick...
Inner layer: 66% Dri-Wright II Polyester, 30% Nylon and 4 % Lycra
Outer layer: 68% Dri-Wright II Polyester, 24% Nylon and 8% Lycra
Information about Dri-Wright:
Fiber Dri-Wright developed by Wrightenberry Mills. The advantage of fiber Polyester in respect to other fibres, is that it dries quickly and has a longer life.The micro-grooves of the fiber Dri-Wright allows a better evacuation of perspiration with respect to fibers of Polyester conventional.