GST – Stretch Trouser Quantity Call us for prices. Description Formal trouser with belt. Made from polyester. Sizes: 32″ – 56″ Extra Short* / Short / Regular / Long* *Extra Short and Long Leg available in sizes 32″ to 48″. Colours: Mid-Grey, Brown, Navy, Airforce and Iroko Product Code: GST. Category: Classic Trousers.