SUNSUN T-30/32 Washable wool (50x11x2cm)/ (50x40x2cm)

Compared with traditional filter cotton, the fabric is strong and can not be washed and rubbed, and the environmentally friendly material is made without adding any glue, which is suitable for long-term repeated use. Features: Multi-layer filter cotton fish tank High density sponge Thicker Purification filter material Biochemical water purification Activated carbon cotton