Efficient Corner Cleaning Triangular vacuum head enables precise cleaning along pool walls and corners, effectively removing debris for thorough cleaning with 11.81 inch side length coverage. Durable PP Construction Made from lightweight yet sturdy polypropylene material that resists wear and breakage, ensuring longlasting performance in pool environments. Universal Compatibility Works with standard 1 1/4 inch and 1 1/2 inch pool hoses, compatible with most pool poles (pole not included) for versatile cleaning applications. Transparent Design with Brushes Clear vacuum head provides visibility during cleaning while bottom brushes help dislodge debris from surfaces, corners, and walls effectively. Practical use scenarios Routine maintenance in in ground or above ground pools: attach to a compatible hose and pole, clean along walls and corners to keep the pool surface of dirt and debris. Cleaning near steps, corners, and tight areas: use the triangular head to reach shallow ledges and hard to reach spots where debris accumulates. Post storm or heavy debris cleanup: quickly remove leaves and other debris from walls and corners to restore clarity and cleanliness.