Mizuno GX-Sonic Competition Race Swim Cap, Black, Large

FINA Approved: Approved by FINA for National and International Swimming Competitions. FINA Approved racing swimsuits have a unique FINA barcode printed on the swimsuit, making it easily identifiable to swimming officials., 100% Silicone, 3D Formfit: Built with a 3D mold to contour to the swimmer's head shape, offering optimal hydrodynamics., Dual Density Construction: Dual density silicone to keep cap in place. Thickest density silicone around outer edges to prevent cap from slipping during competition., GX-SONIC Series: Mizuno's most elite swim product, built for competition.