Double tube brush We have a super long design, which can be used at both ends. This double-ended brush is more convenient for cleaning elbows or U-shaped pipes, and it can quickly remove scale without dead spots. High-quality stainless steel spring Our cleaning brushes use stainless steel to prevent rust. You can use this tube brush for a long time. Ideal for cleaning pumps, filters, hoses, connectors and other hard-to-reach places. Br Nylon Bristle ∧ Durable This tubular brush works with a variety of filters in and out of the water , clings to walls and quickly removes dirt and algae. Not only for aquarium tubes, the nylon bristles are also ideal for cleaning all types of surfaces. 360° flexible brush The tube brush is not easy to be damaged, can be bent freely without deformation. The cleaning brush is suitable for cleaning pipes and glass tubes and its diameter varies from 12 to 35 mm. ECO BALANCE With this pipe brush you can increase the performance of the filter by 30%, protect