How It’s Made Season 11 – Episode 7 The Science Channel A Discovery Company This video shows the production of monofilament yarns and finished styles for landscape and some new sports field styles recently brought to market. Standard classic slit film and texturized yarn production; for use as thatch in landscape, non-directional putting greens or bent-blade greens & atheltic sports field surface styles; is similar but not exactly the same as monofilament style yarn production.