Aquarium Fish Tank Double Layer Filter Foam Sponge Cotton Pad Mat Media Green Tw

ITEM NAME:Aquarium Fish Tank Double Layer Filter Foam Sponge Cotton Pad Mat Media Green Tw.Can quickly adsorb ammonia, nitrite, nitrate, phosphate. Cotton filter for fish tank, double-layer designed, is dense and fine for water purification. Material: Biochemical cotton. Color: L ight green.