Type: Swimming Pool Filter, Pool Filter, Swimming Filter Core, Filter Cartridge, Filter Element, filter Replacement Please note: these are not brand replacement parts, they are non-branded and compatible replacement parts. Provides clean and clear water with the Type I filter cartridge, enhancing your leisure experience. Features: Suitable for most spa models using Type I filters. Compatible with Bestway and Summer Waves. Effectively captures dirt, hair, leaves, dust, sediment, and sand. Easy to clean and install. For best results, clean filter cartridges regularly and replace every two weeks with heavy use. This is a non-OEM aftermarket part. Compatible Filter Pump Models: Bestway Type I Filter Bestway 58093 330 gallon/hour Filter Pump Summer Waves Type I Filter Summer Waves SFX330, RX330 Filter Pump Specifications: Material: PET, Non-woven fabric Color: Blue and white Size: Inner diameter: 3cm Outer diameter: 8cm Height: 9cm Package Content: 4 x Pool Filter Cartridge Note: Due to differences in display screens and lighting, the actual color of the item may vary slightly from the images. Manual measurement may result in a size variation of 1-2cm.