2XU Mens Light Speed Tech Tee Gear Guide Pick while the new version is

while the new version is aimed squarely at modern short travel (100mm-130mm) trail bikes – aka the "downcountry" segment

Not compatible with Antidote and Omega reservoirs

It will eventually wear off and need to be renewed with Nikwax TX

All who wander are not lost

Main Canopy Fabric: 100% Polyester

2XU Mens Light Speed Tech Tee Gear Guide Pick while the new version isEngineered from an ultra lightweight moisture wicking fabric, the Light Speed Tech Tee has zones of ventilation placed exactly where you need them, keeping you cool with every step. 129gsm engineered fabric Ventilation zones engineered into upper chest and back Ultra fine yarn provides rapid moisture dispersal Smooth bonded finish in key areas of movement Reflective logos and trims This garment contains recycled yarns