What size of stirrup leathers should I choose? 25 October 2021 11:56 Updated Please refer to our size guide to choose the right size of stirrup leathers. Related articles What are the 1/2/3/4 flap sizes? What is the difference between a calfskin lining and a buffalo leather lining? How do I care for my saddle? How can I order a used saddle? Are your gullets interchangeable?