Banana Republic non-iron fitted black and white polka dot button down shirt sz8

In great pre-loved condition Banana Republic shirt Black with white polka dots and black collar Dutton down with button cuff closure Non-iron Fitted 97% Cotton 3% Spandex Tag says size is 8; however, it appears to be a smaller fit. Please review measurements below to ensure the right fit for you. Approximate laid flat measurements: Pit to pit: 18" Outer sleeve length from shoulder seam to cuff: 24" Inner sleeve length from pit to cuff: 18.5" Over all length from shoulder seam to bottom hem: 24.5"