Stan Wawrinka's high performance short-sleeve tennis top as worn at the ATP Tour Finals 2016.Colour: Ice GreyFeaturing the latest Yonex clothing technology, the 12156EX Mens Crew Neck Shirt is the perfect piece of apparel when playing in hot, humid conditions. Thanks to Yonex's UV reduction technology, this shirt offers you maximum protection when out in the sun, keeping you focused on your game and minimising the risk of sun-burn. The combination of Yonex's Air Micro-Mesh and ANTI-static technology ensures that this shirt remains comfortable throughout your game and keeps you cool and dry when you need it most.UV Reduction - Outstanding Ultraviolet InterceptionYONEX clothing intercepts infrared radiation and approximately 92% of ultraviolet, minimizing heat build-up in clothing during play.Air Micros-Mesh - Light Fit and Enhanced StretchThe material in Yonex clothing that provides high stretch has been made even lighter, allowing for a comfortable fit and smoother movement, no matter how aggressive your game is.Power Sleeve - Smoother arm movement when in actionAffording a 165-degree range of motion in the sleeve, YONEX shirts boast less restriction and free movement.Anti Static - Avoid the discomfort of static electricityCarbon impregnated, conductive fibers, woven into the stitching of the clothing remove the build-up of static electricity.Main Material: 90% Polyester, 10% Polyurethane.Mesh Material: 100% Polyester.Quick Drying.Sweat Absorbent.