Handle compatibility: The handle of the pool vacuum suction head can be connected to most standard size extension rods and to 1.2' and 1.5' pool vacuum hoses for flexible setup and quick attachment. Triangle design for corner cleaning: The triangular shape allows easy operation in corners and along walls, enabling thorough cleaning with less effort. Durable ABS material: Made of ABS material, providing long lasting use and resistance to damage in pool environments. Application: Specifically designed for glass fiber and vinyl lining swimming pools to protect linings while delivering effective suction. Key benefits: Improves cleaning efficiency by reaching corners and edge areas; compatible with common extension rods and hoses; durable construction suited for regular pool maintenance; safe for glass fiber and vinyl lined pools. Use scenarios: Scenario 1: Clean a vinyllined rectangular pool by attaching to a standard extension rod and a 1.2' or 1.5' hose, then vacuum along walls and into corners for complete coverage. Scenario 2: Maintain a fiberglass pool by using the triangular head to reach tight corners and along the walls, ensuring debris is removed without missing hardtoreach spots. Scenario 3: Regular pool maintenance after use or events, leveraging quick setup and durable ABS construction to keep the pool clean with minimal downtime.