Here's a YouTube vid showing you how to measure for your harness
How To Measure For Leather Harnesses | Leather BDSM Fetish Sex Toys
Are you unsure on what size Harness to purchase?
Leather Harnesses;
The general rule is to purchase the size that you would buy in your t-shirts.
For example, if you wear a medium t-shirt, you would buy a medium harness.
Rubber Harnesses;
These are generally a bigger make so purchase a size smaller.
For example, if you wear a medium t-shirt, you would buy a small rubber harness.
Cotton & Elastic Harnesses;
One size fits most.
Neoprene Harnesses;
The general rule is to purchase the size that you would buy in your t-shirts.
For example, if you wear a small t-shirt, you would buy a small neoprene harness.
Latex Harnesses;
The general rule is to purchase the size that you would buy in your t-shirts.
For example, if you wear a small t-shirt, you would buy a small neoprene harness.
This site also sell XXL ones
Bulldog - Leather Harness