Antiqued Copper Diffuser, H=5": This metal diffuser has an open and unique design. Handcrafted by our valued supply partners in India. To use our diffusers fill the diffuser bowl with water and approximately 10 drops of Triloka essential oil. Place a tea light in the bottom of the diffuser, light, and enjoy! For oil blending recipes and usage information see our Triloka Essential Oil brochure.