General description These 12 Pack Robot Tail Foam Brushes are designed for use with various Polaris pool cleaner models, providing effective cleaning and maintenance for your pool. They are compatible with Polaris 180, 280, 360, 380, 480 Pro, and 3900 Sport models, ensuring a perfect fit for your cleaning needs. Technical specifications Outer Diameter: 4.3 cm Inner Diameter: 1.4 cm Length: 7.3 cm Installation Easy to install by simply replacing the worn tail cleaner with a new tail brush at the end of the hose. Usage These absorbent filter sponges effectively trap large debris and particles, enhancing the performance of your pool cleaner. They also help scrub the bottom and walls of the pool for a thorough clean. Other information Great value with 12 foam brushes included, which do not need to be replaced every week.