Barding: Leather in D&D 5e costs 40 gp, weighs 20 lb..
Barding is armor designed to protect an animal's head, neck, chest, and body. Any type of armor shown on the Armor table can be purchased as barding. The cost is four times the equivalent armor made for humanoids, and it weighs twice as much.
Frequently Asked Questions
The Barding: Leather costs 40 gp in D&D 5th Edition.
The Barding: Leather weighs 20 pounds in D&D 5th Edition.