These are the fragrance oil refills for our plant vent clips - see that listing below!: https://www.faire.com/product/p_9r54uf97vf?refB=1 Our fragrance oils are high quality and clean of any phthalates, parabens, and any ingredients listed on the Prop 65 List of known carcinogens. These make great gifts and stocking stuffers, with the Holidays coming up! The perfect gift for women and men, as a birthday gift, just because, or any other occasion!