1. Made of high-quality materials, durable and practical. High-quality replacement filter suitable for hot tubs and spas2 They are easy to install and maintain. They just need to rinse regularly under the tap. However, if they are still dirty or discolored after rinsing, they must be replaced. Otherwise, the filter pump may be damaged.3. Help remove dirt and and you with clean and water. Replace a new filter two weeks for best results4. The filter keeps your pure jet massage water clean and . It is suitable for massage pools. You can enjoy a safe and healthy massage pool .5. Enjoy a safe and healthy massage pool . The filter can effectively remove hair, leaves, dust, sediment, sand, etc.Applicable : filterFilter form: pleated filter Purpose: water filtration of application: hot tubApplicable object: waterCompatible models: FD2089color:GreyMaterial:plasticPackage Contents:3 x filter Only the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.