Tangpan DIY Insect Fly Bug Mosquito Magic Window Net Netting Mesh Screen Sticky Tape (130cmX150cm, Black) Material: Mesh Mesh Size: Approx. 59 x 51 inch / 1.5 x 1.3m (W x H) Velcro Length: Approx. 18.4 ft / 5.6m. It is suitable for use on windows in the home or office with the window mesh. Keeps insects out and allows fresh air in The fly screen will allow fresh air in while keeping out flies, wasps, bees and mosquitoes.