About Us We offer you 100% satisfication guarantee and 24 hours service, If you're not completely satisfied with your purchase simply let us know and you'll be offered a full refund or replacement.Flyzzz DIY Self-adhesive Window Screen Netting Mesh Curtain Specifications Window insent screen size: 100x150cm (About 39.37x59.02 Inches). Mesh is easily usable, removable and washable. Can be easily cut down to size and fitted to multiple windows. With self-adhesive sticky tape on the back of the frame Even when it's dark and the lights on, which can make the room ventilated.Using steps: 1.Clean the window frame, make the sticky-back hook tape stick the frame fastness. 2.Measure the size of the window with a ruler, and then measure the length of the screening window. 3. Use a scissors to cut the appropriate size according to the measured length. 4. According to the corresponding length of the hook and sticky tape on the screening window. 5. Remove the stickers from the back of the hook and sticky tape. 6. Attached to the window directly.Package included: 5 Piece of Window Insect Screen 5 Roll of Self-Adhestive Hook And Loop Stick On Tape