Polyester,Spandex Button closure Cool iron UV protection Stretch fabrication for ease of movement Rib knit collar 3-button placket 94% Polyester, 6% Spandex Kirkland Signature Performance Polo Shirt with UV protection. Easy care stretch fabric with moisture wicking to keep you dry. Features: Moisture wicking UV protection Easy Care Stretch fabrication for ease of movement Rib knit collar 3-button placket Sizing: (approximate and may not be exact) Standard Sizing: S-XXL Back Body Length (in): S = 28 | M = 29 | L = 30 | XL = 31 | XXL = 32 Big & Tall Sizing: LT-3XL Back Body Length (in): LT = 32 | XLT = 33 | 3XL = 35 Content: 94% Polyester 6% Spandex Care Instructions: Machine wash cold with like colors Only non-chlorine bleach when needed Do not use softeners Remove promptly after wash Tumble dry low Touch up with cool iron