Haxnicks 1.8m x 5m Eco-Green MicromeshThe ultra fine mesh is just 0. 6mm sq small enough to keep out most pests including cabbage root fly, carrot fly, white fly, onion fly, flea beetle, vine weevil, aphids, bees, wasps, cutworm and other caterpillars, moths and butterflies. Allows air and moisture through to keep plants health and well nourished. No need to remove when watering or giving liquid feed, just apply directly through the mesh. Size: Width 1. 8m x Length 5m