Uxcell 3D Honeycomb Filter Sock 4 Inch 4 Pack Fish Tank Mesh Bags Pool Skimmer Basket, White

This filter sock is good for improving water quality and protecting the water system and is widely used in fountains, fish tanks, gardening, water feature, fishing filtering. Made of sturdy material with good workmanship, solid construction, and a delicate sewing process, it is lightweight and soft, reusable and durable, easy to clean, and pressure and impact resistant. Easy to use: put the filter sock on the skimmer basket, easy to filter most of the stuff. Please kindly note that there will be a 1-2cm tolerance of measurement.