2XU Tech Shield Long Sleeve Top: Featuring 2 X Us revolutionary ICE X POLYESTER with Xylitol & IR blocking technology to inhibit heat penetration, this impressive Tech Shield Long Sleeve Run Top is engineered for maximum protection & performance in the sun. Whilst shielding against harmful rays, this impressive L/S piece will continue to manage moisture & deliver antibacterial protection to the wearer. Flatlock Stitching Zoned Panelling Reflective Trims Long Sleeve Design ICE X