s which like to roost in house. Knotted structure and uv protection makes our bat netting possible to promise you a 10-year guarantee. Invisible black color blends with the surroundings and will not affect the appearance of your property. Bat netting specs: 3/8" mesh opening blocking small bats and birds out; Available in 10'¡¨¢10', 25'¡¨¢25', 25'¡¨¢50', 50'¡¨¢50', 25'¡¨¢100' and 100'¡¨¢100'; Made of high density polyethylene resin. Uv, rot and mold resistant. Black color blending well with environments. Knotted structure. A cheap alternative to welded wire mesh. Bat netting keeps a brown bat outside A bat in front of a netting