A durable, leather keyring with a solid carabiner that doubles as a bottle opener. Built to last with durable materials. The carabiner is made of solid iron while the screws are made of solid brass*. The bronze ring is made of solid brass* while the other finishes are solid iron. Note that the ring's black finish is PVD-coated and has a very good resistance to scratches. * Low lead brass under 90ppm