JB's Wear Mercerised Work Cargo Pants JBW 6MP Seamstop Work Shorts Trade Workwear & Safety JB's Wear Mercerised Multi Pocket Shorts JBW 6NMS Seamstop JB's Mercerised Work Cargo Short (regular stout) (6MS) Workwear JB's Wear 6MS Adults Mercerised Work Cargo Short Schoolwear. These Work Cargo Shorts are made with mercerised double pre shrunk drill cotton fabric for maximum comfort and convenience. These mercerised shorts have a constructed waist with belt loops and YKK zipper for a perfect fit. It has bar tacked pressure points for added durability. 100% cotton 310 GSM mercerised double pre shrunk drill Complies with standard AS NZS 4399: 2017 for UPF Protection (UPF 50+) Cargo pockets on both legs with flaps, Hook Pile Tape closure and webbing pulls Constructed waist with belt loops and YKK zipper 2 needle lap seamed All pressure points bar tacked.