Surveyor VestHigh visibility 100% polyester material Back "X" CSA reflective striping configurationBuilt to last with quality duty brass snaps and grommetsMesh underam cooling ventilation panelsDual chest straps for ID Badge / Cell / RadioCell/Radio Velcro sealed pocketSafety D ring slot access entire back area8 Velcro sealed pockets(5 Outside 3 Inside)Surveyor tape dispenser grommets on lower front pocketsLong ruler pocket on left backSafety standardsFully compliant with CSA Z96-09 Class 2,Website:http://www.tianyuesafety.com, Level 2 and becomes CSA Class 3 in combination with right model arm and leg bandsFully compliant with ANSI/ISEA 107-2010 Class 2, Level 22" reflective Material in 4" contrasting tape meets WCB/Worksafe/DOT configurationwho's using?ForestersSite supervisorsConeservation officersProfessional surveyors