Universal installation: Compatible with standard 1.2 inch and 1.5 inch suction hoses. The handle features a spring loaded locking clip for easy connection to standard rods. Flexible design: Small, flexible brush with a swivel joint to reach difficult corners. Bristles help remove stubborn dirt. Material and weight: Made of a special plastic material with increased weight so the cleaner sinks to the bottom for thorough cleaning. Weighted for easy underwater maneuverability. Suitable for swimming pools, sauna pools, aquariums, water parks, pools with landscaping, and similar environments. Triangular shape: The triangular design allows easy cleaning of hard to reach corner areas. This weighted pool vacuum sinks to the bottom and continues cleaning until complete. Use scenarios: Clean the bottom of typical residential or community pools, including under steps and along the floor. Reach corners and tight spaces around ladders, rails, and landscaping features. Use in spas, aquariums, water parks, and landscaped pools where bottom debris accumulates and thorough bottom cleaning is needed.