AMMO by MIG Vegetation Two Coloured Tufts - SpringAMMO by MIG Vegetation Two Coloured Tufts Spring Grass Tufts for small scenes, dioramas, and railway modeling. Thanks to the varied height of the blades, these products can be used in different scales. AMMO tufts are self adhesive and easy to apply. Simply peel the tuft from the backing tray with the help of tweezers and place where desired. If you are working on uneven surfaces, use an additional adhesive such as Ultra Glue A. MIG 2031 or Instant Dry