Package includes: 2 pieces of MS-pa Spas & Spa (Size: 7cm height x 11cm diameter) Wide application:1Covienapp durable and tidy replacement filters for all models De-light, Pre-mium, El-ite, Concept for Au-rora, Ne-st, So-ho, Ba-ikal, St-arry, B-liss, Mont Blanc, Mo-non, Al-pin, Ca-maro, Silver Cloud, FD2089.2 Widely used for inflatable pools domestic and SPA hydrotherapy establishment swimming pools. Premium quality and update design: Improved filter with 120 pleat design and 0.4m filtration area which is the most efficient filtration system on the market. The thickenings of the filter membrane have a strong ability to absorb pollution. High quality ABS material with upper face buckle, the lower face contains 6 small air holes. It helps remove dirt and germs, giving you clean, fresh water. Easy Installation: No tools used, just push and twist the bayonet to fit. It is recommended to replace the filter element every 3 months for the best experience.