Speedo Fastskin II Male Hi-Neck Kneeskin Tech Suit Color:Black UV rays may cause the

UV rays may cause the raft to fade

specially treated to obtain an extra smooth outer surface for improved hydrophobics

All triathlon singlets feature compression

It has a large main compartment

Speedo Fastskin II Male Hi-Neck Kneeskin Tech Suit Color:Black UV rays may cause theFastskin FSII is the most advanced and lowest drag racing swimwear in the world to date! Fastskin fabric mimics the rough shark denticles to reduce drag in key areas of the body. White Flexskin fabric splices allow greater flexibility and less drag. The fabrics were positioned to accomodate the changing flow conditions along the swimmer's body. Features a Turbulent Management System with vortex controllers on chest and shoulder blades to reduce drag.