scrim(n = noun.artifact) - a firm open-weave fabric used for a curtain in the theater;
is a kind of cloth, fabric, material, textile

1.  A kind of light cotton or linen fabric, often woven in openwork patterns, -- used for curtains, etc,; -- called also India scrim. [1913 Webster]

2.  Thin canvas glued on the inside of panels to prevent shrinking, checking, etc. [1913 Webster]

scrim, n. open-weave fabric for lining or upholstery etc.

Etymology:
18th c.: orig. unkn.