orlon means a synthetic fibre used in yarn and knitwear.
Etymology
From orl- (perhaps after Orleans) + -on (compare nylon, rayon, developed by the same company).
noun
- a synthetic fibre used in yarn and knitwear“1971: This garish, deep orlon-carpeted lobby of the Desert Inn seemed an inappropriate place to be haggling about nickel/dime bribes for the parking lot attendant. — Hunter S. Thompson. Fear and Loathing in Las Vegas (Harper Perennial 2005, p. 44)”