Brand new Kamui polo with moisture-wicking technology and a crafted flat tricot micropique for a smoother, tighter fabric. 3.8-ounce, 100% polyester tricot Snag resistant Double-needle stitching throughout Tag-free label Taped neck Flat knit collar 3-button placket with dyed-to-match buttons Set-in, open hem sleeves Armhole accent Side vents CARE INSTRUCTIONSMachine wash cold with like colors. Non-chlorine bleach only, if needed. Do not use fabric softener. Tumble dry low. Remove promptly. Cool iron if needed. Product Measurements S M LT XLT 2XLT 3XLT 4XLT Chest 20 1/4 21 3/4 23 1/4 24 3/4 26 1/4 28 1/4 30 1/4 Sleeve Length 18 1/2 19 1/4 21 21 3/4 22 1/2 23 1/4 24 Body Length at Back 29 30 33 34 35 35 1/2 36 Chest: Measured across the chest one inch below armhole when laid flat. Sleeve Length: Start at the center of the neck and measure down the shoulder, down the sleeve to the hem. Body Length at Back: Measured from high point shoulder to finished hem at back. Size Chart Size LT XLT 2XLT 3XLT 4XLT Chest 41-43 44-46 47-49 50-53 54-57 How To Measure Chest Measure under the arm and around the fullest part of the chest with arms down, keeping tape horizontal.