Description jumper stripe blocks long sleeve round neck measurements length s m 30 31 inches approximately length m l 31 32 inches approximately length 16 18 32 33 inches approximately length 20 22 33 34 inches approximately bust s m 20 21 inches approximately bust m l 21 22 inches approximately bust 16 18 22 23 inches approximately bust 20 22 23 24 inches approximately arm length s m 20 21 inches approximately arm length m l 21 22 inches app