Coco*Store Hot Selling Fish Tank Aquarium Filter Brush Scraper Cleaning Tool Material: Metal, Plastic.Color: Silver Tone, White Size: Long: 30 x 2cm/11.8" x 0.78"(L*Max.D) ; Short: 20 x 1.5cm/7.8" x 0.6"(L*Max.D) The brush cleaning kit is ideal for removing slime build-up inside most filter impeller wells. Compact in size they will work on any filter. They are also great for removing algae from a filter's intake stem. Package Content: 2 x Fish Tank Aquarium Filter Brush