Size :16-32mesh Feauture: PET window insect screen make of high quality pet through new technics , it have a lot of advantages ,such as alkaline-resistant, anti-corrosive , colour and luster brightly, have strong tensions , fresh air and the sunshine can easy come in through it, shape stable and easy be cleaned ,etc. Compared with current products stainless steel window screen , fiberglass wsceen or alloy window screen , this new pet screen have so many advange no matter in performance or price,it will be a ideal windown screen products for us . General Usage: it is widly used for door or window to prevent insects from bugging you