Do you live in an area affected by Midji’s? Midji Mesh is a tighter woven insect screen designed to provide you with greater protection from Midjis. The airflow restriction is only 10% more than mosquito mesh! Midge mesh has an aperture size of 0.6mm x 0.6mm and restricts airflow by 64% compared to 58% with Mosquito mesh! Mosquito mesh has an aperture size of 1.0mm x 0.9mm but is generally a heavier gauge mesh.