Description These shirts are made for peak performance thanks to their 100% moisture-wicking polyester fabric that keeps the skin breathing when it’s time to go the extra mile. Highly comfortable due to their high elasticity .: Material: 100% moisture-wicking polyester .: Breathable fabric with high elasticity   XS S M L XL 2XL 3XL 4XL Width, in 18.50 20.00 21.50 23.00 24.50 26.00 28.00 30.00 Length, in 27.00 28.00 29.00 30.00 31.00 32.00 32.50 33.00 Sleeve Length, in 17.75 18.50 19.25 20.00 20.75 21.50 22.25 23.00