Keep your spa water clean and clear to enjoy it for as long as possible. Filtration efficiency: The filter cartridges in the set are specially designed to ensure excellent filtration of spa water. They effectively capture impurities, dirt, and particles, ensuring clean, clear water for an enjoyable spa experience. Ease of maintenance: The set of 6 MSPA inflatable spa filter cartridges is practical for maintenance. Cartridges are easy to remove and replace, simplifying the process of cleaning and maintaining your spa filtration system. It is recommended to clean the cartridges regularly to optimize their effectiveness. Economy pack: With this set of 6 filter cartridges, you benefit from excellent value. You have a sufficient supply of cartridges for an extended period, reducing the need for frequent purchases. This helps maintain consistent filtration performance for your spa. Dimensions: Filters: Ø 10.6 x H 6.7 cm. Materials: Structure: plastic; Ply: non-woven fabric for optimal filtration. Color: Structure: gray; Folds: white. Warranty: 2 years.