Leather Bag Hardware Explained If you’re making leather bags, understanding the right hardware is essential. In this video, I’ll walk you through the most common types of leather bag accessories — from buckles, D-rings, O-rings, lockers,rivets and more. You’ll learn: ✅ What each hardware piece is used for ✅ How to choose the right materials ✅ Tips for making your bags stronger and more professional ✅ Where to use each accessory for function and style.