Strong sealing performance which is safe and efficient Adopt Crease design and Larger filter area Best Application for MS-pa Hot Tubs Series The product is an inflatable pool filter (2020 model) and is only applicable to inflatable pools produced after 20 years. Compatible models: compatible with Delight, Premium, Elite, Concept models of Aurora, Mont Blanc, Mono, AlpineCamaro, Nest, Soho, Baikal, Starry, Bliss and Silver Cloud Product size: width 105*height 68*inner diameter 60mm Product weight: 87g Warmly Tip: 1. We recommended to replace the filter Cartridge every 3-6 months to get optimal experience and perforance.When the filter are too soiled or damaged should be replaced immediately. 2. Please replace the filter when "Changing the filter" is displayed on your remote control. 3. It is essential to disconnect the device before handling the filter cartridge. 4. Please note this part is a non genuine compatible spare part and the manufacturers' names and part numbers have been used for reference purposes only.