The ISO940 Bib Overtrouser is our premium 100% waterproof and breathable overtrouser, matching the ISO940 Parka, featuring 4-layer technology to keep you working no matter the weather. 

The story behind the name: ISO940 refers to the Isobar readings found on a weather map. An ISO reading of 940 indicates cloudy, windy weather with possible rain and storms - just the rating our gear is designed to withstand effortlessly