Increased by 300% effective clean area Designed with Hemispherical ends edges and high-density poly bristles to help reach the toughest corners,metal backing provides enough strength to thoroughly clean pool walls and tiles.Sturdy Aluminium Structure and Durable Nylon BristlesReinforced brush structure is made of premium quality aluminium (enhanced & rust-Proof), which makes the pool scrub brush stronger.Compare with other pool brush bristlesThis Bristles are close integration with brush back ,longevity and durability, difficult to fall out. high-density poly bristles to help reach the toughest corners,metal backing provides enough strength to thoroughly clean pool walls and tiles.Safe for Pool LinerThe smooth and round finishing edges as well as the premium nylon bristles of the pool brush are gentle on pool liners and painted pool floors, so there are no scrapes or snags to pool surfaceseven to vinyl pool liner.Easy To Use & Multi-scene useIt is compatible with most pool poles,with simply connect to telepole or extension pole and get brushing right away.Perfect choice for cleaning wall and tile of pool ,home & hotel, it also suitable for scrubing bathroom floor,raking leaves off roofs.