300 gsm ?• 60 % cotton, 40 % polyester ?• breathable ?• belt loops ?• non-slip rubber coated waistband lining ?• large bellowed pockets for a more comfortable fit when working ?• front and back slit pockets ?• some zippered ?• various hook-and-loop fastening multifunctional ruler and cargo pockets ?• phone pocket ?• knee pad pouches with flaps and top opening (pads not included).