What you receive: there are 6 pieces catalytic wick replacements in 2 colors (silver and golden), each colors have 3 pieces, sufficient can meet your replacement needs for air-controlled catalytic burner 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 oils to efficiently and finely diffuse, which can bring into your room; note that the package does not include aromatherapy bottles and oils Size information: the diameter of the ceramic is 0.71 inches/ 18 mm, which is suitable for most of the catalytic ; When purchasing, pay attention to whether the diameter of the mouth of aromatherapy matches the diameter of catalytic burner Practical usages: after the oil is absorbed by the yarn core of oil wick, it uses the surface adhesion of oil to adhere to the hole of wick; This air control catalytic burner wick is widely applied as an aromatherapy accessory to help disperse the and purify the air, creating a atmosphere 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 products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.