3:Sixteen Aero Calf Sleeve™ - Black/White (pair) Size:S Our Long Sleeve Thermal Jersey

Our Long Sleeve Thermal Jersey features highly elasticated four-way stretch thermal materials to keep the jersey fitting close and looking stylish

and you will be easier to locate

Close-fitting - can be worn as a base layer or as a stand-alone training garment

a triathlon wetsuit is designed for speed and easy removal whereas a pure open water suit is designed to maximise every stroke and deliver the quickest time through the water

3:Sixteen Aero Calf Sleeve™ - Black/White (pair) Size:S Our Long Sleeve Thermal JerseySave up to 12 Watts Athletes can now benefit from the watt saving technology found in our record breaking Aero Bridge Undervest. Compared to aero socks, the extra calf coverage gives even greater aerodynamic and time savings. Saving up to 12 watts, these Calf Sleeves are the best investment on the market, with the highest watt aero gain. Developed Alongside the World's Greatest Utilising the same technology as our Aero Bridge Undervest, the 3: Sixteen