Poolmaster’s Essential Collection consists of the essential must-have products for customary pool and spa maintenance constructed with durable materials designed to keep your pool sparkling. Weighted for easy maneuverability while submerged, the low-profile design of Poolmaster’s Curved Vinyl Liner Vacuum makes a great choice for cleaning any vinyl liner pools. Polypropylene brushes are durable and replaceable. Works with standard pool poles and vacuum hoses.