100% Canvas Cotton - 345 gsm|12 Multi-function pockets|Cordura knee, back hip pocket, hem and cargo pocket reinforcements for extra durability to stand up to the heavy duty jobs|Extra-large cargo pocket|Pencil pocket that is designed to work as your pencil gets smaller|Ruler pocket|Mobile phone pocket|Triple stitched seams and reinforced with bar tacks at all key stress points|Extra wide belt loops with velcro accessory holder|Sizes 77 - 122 - Syzmik