Clever nylon fibres which will stand proud of the surface for a realistic finish. 6 mm long blades of grass are equivalent to wild or unmown grass. Size. 50 x 40 cm . This results in H0/OO-scale as knee high growth. With additional application of micro-flakes, flock or spraying with Terrain-spray weeds you can create beautiful lawns, flower fields or pastures. Trim parts or run areas bare to create spots or stripes which bring natural wild growth effects.