made of resistant polyester-cotton, with a wide range of special-purpose pockets for assorted uses, adjustable pockets for knee-pads, with flap and Velcro® fastener, Cordura® backing for extra comfort in the kneeling position, large flying pockets for greater comfort at work, deep pockets, lined at the front for easy insertion of flying pockets if these are not used, elasticated back, to adjust the belt, wider belt loop at the rear, semi-flying metre pocket for greater freedom of movement, pockets with easy access, Velcro® attachment system, developed for swift and easy integration of tool pockets, wider hem at the bottom of the trouser leg for better adjustment of leg length (length 5cm), ring to attach badge, keys, etc., hammer-holder loops both sides of trousers