Feature: Helps remove dirt and provides clean and fresh water. Easy to clean the pipeline, simple to adjust, and maintain cleanliness. Practical tool that should be replaced regularly to maintain filter efficiency. It is recommended to replace the filter element every two weeks. Specification: Product Name: Swimming Pool Filter Material: PET Features: Durable, cylindrical, easy to clean, swimming pool accessory Model: Compatible with Lay-Z-Spa Miami, Vegas, Palm Springs, Paris, Monaco Dimensions: Outer diameter: 104mm / 4.09", inner diameter: 52mm / 2.17", height: 80mm / 3.15" (approximately) Package Contents: 8 x Swimming Pool Filter Element Important note: Please check the size before purchasing.