Behind the barristers will sit the instructing solicitors, who in the case of the prosecution will usually be a representative of the Crown Prosecution Service.
It also still is worn within the legal profession, especially by barristers, indeed the striped trousers are in some circles referred to as barrister trousers.
Used primarily by solicitors, barristers and legal researchers, it covers cases and judgments, legislation, articles and press cuttings, and online precedents.
