This Ralph Lauren Childrenswear shirt’s poplin is specially developed to provide a hint of stretch without elastane, maintaining its cotton fabrication. Size medium has a 24.75" back body length and a 28.5" sleeve length Sleeve length is taken from the center back of the neck Signature embroidered Pony at the left chest Button-down collar Buttoned placket Long sleeves with buttoned barrel cuffs Box-pleated back yoke By choosing Ralph Lauren's 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 mass balance system and therefore may not contain Better Cotton™. Visit bettercotton.org/massbalance for more information about mass balance Imported Material & Care Cotton Machine washable