Accessories: This three-color filter cotton is a special filter cotton for SUNSUNLW-603B A good helper for filtration: This three-color filter can help keep the water quality of the fish clean and healthy, and the healthy growth of animals and plants in the fish tank The effect is remarkable: this three-color filter cotton fits well into the filter barrel and enhances the filtration effect of the filter note: The actual product does not include filter barrel Material: cotton colour: Multicolor Package Contents: 1 x fish tank filter 3-color cotton Only the above package content, other products are not included. Note: Light reflection 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.