Easy to use: before applying the patches, youd better clean the screen and make sure that the surrounding places are clean and tidy, trim the edge of the hole, then press the breathable sticker against the screen window Convenient to use: no need to buy the entire screen, the small breakage problem can be solved immediately with such a small repair patch. Material: made of polyurethane grid and acrylic glue, suitable for mending and repairing the mesh screen of your windows and doors, firm and durable patches. Application: this repair patch is suitable for small scratches and some small holes to prevent mosquitoes from entering the room, can be applied to repair window screens, door yarns, terrace nets, tent nets and so on. Package includes: you will receive 50 pieces repair patches, each patch measures about 10 x 10 cm/ 3.94 x 3.94 inches, enough quantity to meet your needs.