Chisos Fit Guide
Chisos boots fit true to size according to Brannock device measurements.
Complete Chisos Fit Guide and video.
Generally boots will match the same size you wear in other leather footwear. If you normally waiver between two sizes, select the larger size.
The conversion between men's and ladies' is approximately 1.5-2 size increments. For example, a Men's 7 D is a Ladies' 8.5 or 9.