This one-piece features Ralph Lauren's iconic Big Pony and a “3” patch, representing the number worn by a polo team’s strongest player. By choosing Ralph Lauren cotton products, you're supporting the investment in the Better Cotton™ mission to help cotton communities survive and thrive while protecting and restoring the environment. This product is sourced via a system of mass balance and therefore may not contain Better Cotton™. Visit bettercotton.org/learnmore for more information about mass balance. Size 9 months has a 24.25 body length (front and back) and a 14.5 sleeve length Sleeve length is taken from the center back of the neck Signature embroidered Big Pony at the left chest Ribbed Polo collar Two-button placket Long sleeves with ribbed cuffs Twill 3 patch at the right sleeve Pieced stripe across the front Ribbed leg openings Concealed ring snaps at the hem