What size of bridle should I choose? June 15, 2022 18:24 Updated Please refer to our size guide to choose the right size of bridle. Related articles What is the difference between a calfskin lining and a buffalo leather lining? What are the 1/2/3/4 flap sizes? I’m hesitating between two sizes, what should I do? What size of girth should I choose? What size of stirrup leathers should I choose?