FLAW: Please view very last picture for slightly worn top of right side of collar Per diagram in the picture A = 17” B = 22” C = 24” D = 28” E = 15” F = 33” G = 18” H = 34” I = 18.5” PLEASE NOTE: Colors may vary due to the powerful lighting used for picture taking. Please look at the measurements before purchasing. If you're not sure about the size, lay a similar item of your own flat + measure it to compare with our measurements. It might help you decide if this is the right size.