This article of elastic knitted lingerie has a briefs part (12) intended to cover the abdomen and buttocks of a subject, said briefs part (12) being made of a base knit and having a silicone-based resin deposited on the base knit in the form of a network of lines (21, 22) and extending in one and/or the other of the two regions formed respectively by a first, approximately triangular zone at the front of the briefs (12), having its tip at the bottom and its base at the top, and a second zone at the rear of the briefs, formed by a substantially vertical region to the sides of the buttocks and a substantially horizontal region beneath the buttocks.