What you receive: there are 6 pieces catalytic wick replacements in 2 colors (silver and ), each colors have 3 pieces, sufficient can your replacement needs for air-controlled catalytic wicks Harmless and strong: this wick of oil lamp wick is made of a mixture of clay materials, forming a precise ceramic structure; The outer ring is made of Metal, and the metal structure can strengthen the protection of the wick to maintain shape Good oil absorption: the good weaving of oil lamp wick has strong oil absorption, can be applied in combination with aromatherapy bottles and essential oils to efficiently and finely diffuse, which can bring into your room; Please note the package does not include aromatherapy bottles and essential oils Size information: the diameter of the ceramic is 0.71 inches/ 18 mm, which is suitable for of the catalytic ; When purchasing, please pay attention to whether the diameter of the mouth of aromatherapy bottle matches the diameter of catalytic Practical usages: after the essential oil is absorbed by the yarn core of oil wick, it uses the surface adhesion of essential oil to adhere to the hole of wick; This air control catalytic wick is widely applied as an aromatherapy accessory to help disperse the and purify the air, creating a to your space Colour:Gold, Silver, Creamy white Material:cotton thread, metal, clay Package Contents: 6 x Replacement Oil Lamp Wick Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.