Features: Make of PVC, ensuring long term use without easy damage. It can effectively captures small impurities and leaves, keep the water quality of the swimming pool clear. Solved problem of traditional filter bags being unable to completely remove small particles, suitable for daily maintenance and use home swimming pools. Specially designs for W530 Pool Cleaner replacement parts. Support continued use after multiple washes. Quick replacement without the need for any tool. Even beginner can easily operate it. Specifications: Component: PVC Quantity: 1pc/2pcs Size: about 25x15cm/9.84x5.91inch for W530 Series Pool Cleaner Package Includes: 1pc/2pcs Permanent Bag note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.