5 packs of 3 sizes laundry net for different needs: 1 large bag (50*60cm), 2 medium bags (40*50cm), 2 small bags (30*40cm). Durable And Breathable Material Our washing machine laundry bags use eco-friendly polyester material, very tight and fine mesh with small holes, easy to filter dust and dirt. The mesh laundry bag prevents lint, prevents clothes from tangling, pitting or being dragged through the washing machine. Concealed Zipper DesignThe high quality rust-proof zipper quality laundry net has an automatic locking mechanism and smart zipper protection to prevent uncontrolled opening of the laundry bag during washing and drying. Reduce Clogging The laundry bags mesh laundry can retain hair, clothing lint and pet hair, reduce clogging in washing machines and protect your washing machine. Laundry Bag Travel Storage:No only for washing/drying your clothes, but also can be used as an everyday or travel bag to pack clothes, bras, shoes, socks, underwear, etc.