Outstanding durability: This collapsible, rugged design made from durable rubber provides long life and helps remove dirt to keep your pool pristine. Large coverage area: The lamella seal for pool cleaners delivers thorough cleaning over a large surface area. Inner diameter 110 mm (4.4 in) and outer diameter 420 mm (5 in) ensure the ideal size for safe installation. Multiple benefits: Improves the cleaning performance of your pool with this multifunction lamella seal. Enjoy easy maintenance and good efficiency that keeps your pool cleaner throughout the season. Good compatibility: The lamella seal is the perfect addition for efficient pool cleaning performance with no loss of suction power or maneuverability. Thanks to broad compatibility with various models, you can ensure your cleaner runs smoothly and efficiently. Use scenarios: - Seasonal maintenance: replace worn seals to restore suction and coverage. - High debris loads: maintain strong cleaning performance on large surface areas. - Model flexibility: switch between compatible pool cleaner models without performance loss.