Material: Made of high quality industrial grade mesh, durable, not easy to wear off and effectively protect the pump. The size is 41cm*31cm Purpose: Used to protect the pump to work properly. Perfect for ponds, aquariums, swimming pools and more. Can also be used as a laundry bag or storage bag Drawstring: The pump bag has a drawstring. The opening of the bag can be easily squeezed or opened. Function: Anti-clogging protection function, protect the pump from harmful residue. Prevent the pump from clogging when pumping. Easy to clean: wash the residue from the mesh bag after use. Can be reused