These are square rings, convenient for use as connecting parts for leather and metal fittings, along with D-rings and oval rings. They have a pre-made joint (cut) and can be opened and closed with pliers. The material is brass, and the surface will age over time, developing a unique patina. This item is useful not only for leathercraft but also for creating fabric products and accessories. Available for purchase from 1 piece! There are 5 in stock! Type... Metal fittings/Connecting parts Taste... Antique Uses... Leathercraft