Studded leather is leather that includes metal studs. Studded leather can be purchased or made, comes in many colors, and can last 20 years.
Studded leather armour on Craiyon
Distressed Leather - Unique Strength, Style, and Durability
Llama Leather - A Unique, Dense, Durable Crafting Option
Studded Leather (armour) - The Authentic D&D Wiki
studded leather armor - Playground
White Leather - Benefits, When To Use, and Crafting Tips
dnd 5e - What is metal armor? - Role-playing Games Stack Exchange
Bonded Leather - The Truth on Quality, Cost, & Durability
Saffiano Leather - The Surface-Treated Leather With Style