and high quality, made of high quality material, more durable Exquisite and delicate, highly matched with the equipment The high-efficiency robotic cleaning filter removes dirt and debris such as leaves, dust and diatoms from the pool. It keeps your swimming pool spotless. Plastic frame, more durable. At the same time, it can firmly support the filter layer and prevent it from breaking during operation. These filters are washable and reusable and will last 2-3 years if used properly. Flush the filter every 4-6 weeks for optimal performance. Color: White & Black Material: plastic Package Contents: 4x filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.