Features The Challenger is a perfect touring trouser, definitly in combination with the Challenger jacket This trouser has a breathable & waterproof membrane The trouser closes with a sliding knot & zip, comfort is enhaced by an adjustable waistband Ventilation pockets provide optimal ventilation, these are lockable with waterproof zippers A removable lining helps in hot & cold weather Various reflective stripes increase safety Knees have yellow memory protectors