This striped shirt from Ralph Lauren Childrenswear is specially woven to give the cotton fabric a hint of stretch for ease of movement. Size 4-4T has an 18.25 back body length and a 21 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