Lastex is a type of elastic
yarn that was introduced in the 1930s and was primarily used for
swimwear,
brassieres,
Girdle and
Corselet. It consists of a
Natural rubber core surrounded by
wool,
rayon,
silk or
cotton threads.
It was invented and distributed by the Adamson Brothers, a company owned by the US Rubber Company. It entered the market in 1931.
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