- Flexible cleaning capability: this heavy pool vacuum head is designed for versatile use in different environments. It is compatible with swimming pools, water parks, aquariums and fish ponds, helping ensure complete cleanliness. The flexible head improves maneuverability and lets you reach every corner. - Easy attachment system: the handle connects to standard extension rods (1.25 inches), simplifying setup. it is also suitable for a 1.5 inch vacuum hose connection, making it adaptable to your existing devices for seamless, efficient cleaning. - Premium material construction: made of high quality materials for long lasting performance. designed for frequent use and able to withstand the demands of strict cleaning, offering reliable operation over time. - Sand cleaning: the base features soft bristles to protect delicate surfaces from scratches. this gentle yet effective cleaning solution is suitable for all pool surfaces, including those requiring special care, helping you maintain a pristine pool or pond. Use scenarios: - Residential pools with corners, steps, or tight areas where thorough cleaning is needed. - Large or commercial facilities such as water parks and public pools that experience frequent debris and heavy use. - Aquariums and fish ponds where delicate surfaces and substrates require careful cleaning to preserve aquatic life.