Specifications Hign-concerned Chemical:None Brand Name:LEENKEA Origin:Mainland China Features: *Compatibility: This 4-pack swimming pool filter is designed to fit for DOLPHIN pool cleaner models, including for Active 10 for Active 15 for Explorer E20, and many more, versatility for your cleaning needs. *Ultra-fine Filtration: Utilizing advanced ultra-fine filtration technology, these filters effectively capture small particles and dust, providing a cleaner and clearer swimming environment for your enjoyment. *Material: Constructed from premium ABS and HEPA materials, these filters are built to last, offering exceptional durability and reliability in maintaining optimal pool cleanliness. *Easy Installation and Maintenance: Designed for user convenience, these filters can be easily installed and removed, making maintenance a breeze for pool owners looking to keep their systems running smoothly. *Optimal Performance Duration: With an impressive lifespan of 2 to 3 years, these filters provide consistent performance for 4 to 6 weeks per use, your pool remains in top condition without frequent replacements. Specifications: *Product Name:Pool filter *Material:No *Size:No *Color:as shown *Number of Pieces:4 Package Content: 4 swimming pool filters Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.