The essential oil / perfume holder can be used as a pendant, or mounted to a key ring. It makes a unique gift for friends. The solid brass, gold plated fittings have a threaded lid fitted to a brass tube. Inside the tube is a small glass perfume vial with an applicator. The gold plated fittings add a touch of elegance to the wood or acrylic. This one is hand turned from “Blue Abyss”acrylic. It comes with both a neck cord and a key ring. This model holds 1.5 ml.