Woodland Scenics Poly Fibre Green 16 g (0.56 oz) Bag Instructions available Click here A synthetic fiber used to model shrubs, vines, undergrowth, other rambling vegetation and trees. Apply to the sides of buildings, Tunnel Portals, light poles, billboards and along fence rows, or other places you see vines grow. Great for quick and economical tree masses on your layout. Colorfast and non-magnetic. Use for any scale. Attach with Scenic Cement. A synthetic fiber used to create tree foliage and/or vines, undergrowth and other rambling vegetation. Apply to the sides of buildings, Tunnel Portals , Retaining Walls , light poles, billboards and along fence rows, or other places you see vines grow. Use Poly Fiber after you have added ground covers and set buildings on your layout. Great for quick and economical tree masses on your layout. Attach with Scenic Cement ™. Purchase the Scenery Manual for additional information on how to use the Landscape System.