Reference Thermal Top is a long sleeved undershirt, crafted from the unique Pontetorto Technostretch fabric in a premium polyester and elastane blend. The durable Technostretch fabric delivers a clean look and high elasticity, while delivering top insulation performance that keeps you warm. Featuring a Sail Racing print on the chest and bloc logo on the back yoke.SKU: 2211616_972_L