Pebble Beach Men's Pima Cotton Blend Polo 54% pima cotton, 43% polyester, 3% spandex. Pebble Beach Men's Performance Polo Material:54% Pima Cotton 43% Polyester 3% Spandex Back Body Length (in): S = 27 | M = 28 | L = 29 | XL = 30 | XXL = 31 UPF 15+ protection. * Comfort stretch for enhanced performance Knit collar with 3-button placket