Gap + Pendleton super soft plaid button down shirt size M

Super soft and cozy Gap + Pendleton long sleeve button down shirt. Colours are red, white and blue. Size is medium however, please review measurements below to ensure a proper fit. One small area of wear next to third button from the top, but cannot be seen when the it is buttoned up. Laid flat measurements: Pit to pit: 20" Sleeve length. 22.5": Back length: 26"