Inflates and deflates

and supportive internal taping provide a near-custom fit

Innner drawstring

lower arms and legs high visibility bright green nylon laminated durable neoprene

Speedo Fastskin Silicone Swim Cap YGroup_8638813864104 Inflates and deflatesThe Speedo Fastskin Silicone Swim Cap is the world's first cap featuring the IQ Fit Profile, and designed using accurate head mapping data; creating optimum comfort, outstanding hydrodynamic performance, improved fit and ease of use. Features FINA approved. Reduces drag by 5. 7% if used in conjunction with Fastskin3 Goggles. Solid colored cap with back center graphic. Developed as part of the world's first Racing System, engineering cap, goggles and