The Mini Pit Boss Polo is the perfect match for dad's style and your child's comfort. This cute and comfy kids polo will make your little one look just as sharp as dad while feeling at ease. Now the whole family can match in style and comfort! 95% polyester 5 % spandex Coen is normally a size 6 and wearing the small. SIZE CHEST LENGTH SLEEVE WIDTH SLEEVE LENGTH 6-12M 11.5" 14" 5.5" 5.5" 2-3T 12" 15.5" 5.5" 6" XS (4) 13.5" 17" 6" 6.5" S (6) 14" 18.5" 6" 7" M (8) 15" 20" 6" 7.5" L (10) 16" 22.5" 6.5" 8" XL (12) 17" 23.5" 7" 8.5"