Description: Material: Water Pump Filter Bag is made of nylon mesh material, ensuring long term use and reliability.Large Capacity: This water pump filter net can accommodate most water pump.Feature: Aquarium Filter Bag is sturdy mesh is sized to be both tear and clog resistant.Convenient drawstring for securing pump in the bag.Function: Water Pump Filter Mesh Bag is designed to filter and protect your water pump from debris and particles that could potentially damage it.Easy to RelpacePump mesh bag is easy to clean or replace. The pump cover prevents debris from entering, which extends the life of the pump. Specification: Material: Nylon Mesh Size Chart: 13cmx16cm/5.12inchx6.30inch 14cmx18cm/5.51inchx7.09inch 15cmx23cm/5.91inchx9.06inch 17cmx20cm/6.69inchx7.87inch 22cmx24cm/8.66inchx9.45inch 17cmx27cm/6.69inchx10.63inch 20cmx27cm/7.87inchx10.63inch 20cmx33cm/7.87inchx12.99inch 25cmx30cm/9.84inchx11.81inch 25cmx35cm/9.84inchx13.78inch 27cmx38.5cm/10.63inchx15.16inch Package Includes: 1 Water Pump Filter Net Note: Please allow slightly errors 1-2cm differences due to manual measurement.