150 Denier polyester twill material with double hemstitched pockets and seams to increase wear resistance from washing Built to last heavy-duty brass snaps and grommets Mesh side vents Dual reflective chest straps Cell/radio pocket with hook-and-loop fastener Safety D-ring slot access on back 14" zippered pack across entire back area 8 pockets with hook-and-loop fasteners (5 outside; 3 inside) Brass grommets on lower front pockets for surveyor tape dispenser Long ruler slot pocket on left back Fully compliant with CSA Z96-15 Class 1 Level 2 Fully compliant with ANSI/ISEA 107-2015 Type O, Class 1, not FR 2" Vi-brance® reflective material in 4" contrasting tape meets WCB/Worksafe/DOT configuration Vendor Product Number: 6165