SPEEDO Fastskin II Male Jammer (FSII) Adult Collection * Solid with double stripes

* Solid with double stripes on both sides

Medical grade silicone is resistant to warping and discoloration

The Ideal Blend of Comfort and Durability

The bag can contain swimming accessories and can be worn as a backpack

to provide unsurpassed drag reduction and a smooth

SPEEDO Fastskin II Male Jammer (FSII) Adult Collection * Solid with double stripesSPEEDO Fastskin II Male Jammer (FSII) AdultSPEEDO Fastskin II Male Jammer (FSII)* FINA approved style Fully compliant with FINA rules.* Fastskin FSII, the most advanced and lowest drag racing swimwear in the world!* Inspired by the sleek, hydrodynamic properties of sharkskin.* Fastskin fabric mimics the rough shark denticles to reduce drag in key areas and features a Turbulence Management System.* Grey Flexskin fabric splices allow greater flexibility