Package include:3PCS ; Material: upscale glass with metal roller balls; Color: green with black caps ; 50ML :108mmX37mm/4.2"x 1.45"(Height x diameter) ;​​ These high quality, upscale thick green glass Roll-on bottles are perfect for use with essential oils, perfume oils, and other liquids. Cobalt green glass Roll on bottles with stainless steel roller balls black caps. Safe, secure and convenient packaging.great for essential oils, perfume oils, or other liquids.​ Green glass Protects Against Harmful UV Rays ,Perfect for travel, and conveniently fits in your purse. Package include:3PCS ; Material: upscale glass with metal roller balls; Color: green with black caps ; 50ML :108mmX37mm/4.2"x 1.45"(Height x diameter) ;​​