1) Jacket center back length measures from bottom of collar to bottom of jacket. For a tail tuxedo, the number varies in proportion to the tail.
2) R=Regular; L=Long; S=Short
3) This garment size chart is for your reference only; please allow 0.4-0.8 inches (1-2 cm) difference for the actual item measurements. You're recommended to measure a similar well-fitting item of yours to match above size chart.
4) Please choose your size by expanding the size menu in the cart on the product page, and click "Add to cart" to complete checkout.