Hard Shell PantsDESCRIPTION ACRONYM 2022 23 Autumn Winter Collection. The new pants using 3L GORE TEX PRO SHELL features a slightly thicker silhouette, which is fresh for ACRONYM, which usually releases slimmer pants. The design is that of so called military pants, with functional and convenient systems such as layered design zip pockets on the sides, phone pockets, and a zip design on the hems. Zips are included at the hems, as well as a quick size adjustable belt