For trail riders who need to be ready for high speeds and low temps, there is no such thing as being over-prepared. The Powerline Insulated bib offers a generous ergonomic fit for layering and comfort all day, waterproof and reinforced with Cordura HP 300D fabric, with 200 grams of Thinsulate insulation knocking out the cold and 5Tech stretch hybrid construction for optimal fit and range of motion. Fully separating leg zippers for easy removal and drop-seat feature. Zipper slider at top and bottom for drop seat, and easy boot adjustment.