The insect screen is made from premium polyester fiber, washable and can be re-install, can be freely cut to fit on any quadrate windows, various arc windows and special-shaped windowsComes with 1 roll of self-adhesive tape, adhesive enough to paste on window frame and long enough to go around windowsVery easy to install, just peel off the backing paper of tape and stick to the window frame; It holds insect screen via hook-n-loop, easy to remove when you need to reopen or reclose windowsEach window insect screen is 1.5*2m, can be trim freely, DIY the length to make it fit perfectly on your windows, easy to splice into the size as neededEasily stick on windows, keep the flies, bees, mosquitoes and other unwanted insects out while allowing light and fresh air in, no more annoying bugs in summer