Our military Ghillie Boonie hat has a 2′ x 3′ nylon knotted netting sewn to the outside. Dark brown netting is sewn to all the boonies except the Desert has a Tan netting. Boonies are available in different colors and sizes. All you need to do is to add some Ghillie thread for concealment. 1 or 2 bundles is all you need. Customize the pattern to your liking!