Tri-Mountain 145 Blitz UltraCool Moisture Wicking Antimicrobial Shirt,Navy/White,4XL-Tall 100% polyester CHEST ( 1 inch below armhole): LT(23.5') XLT(25.5') 2XLT(27.5') 3XLT(29.5') 4XLT(30.5') SLEEVE LENGTH (from top of armhole): LT(13') XLT(13.5') 2XLT(14') 3XLT(14.5') 4XLT(15')