GSS Safety 1511/1513 ONYX Surveyors Safety Vest, is built with a Rip Stop Polyester solid front and a silk feeling Polyester Mesh back that is durable and keeps you cool at work. The reinforced zipper front closure with durable webbing reinforcement, padded colar/neck, seven outside pockets, two inside pockets and 2" heat applied segmented relfective tape with a contrasting trim allow you to be comfortable and visible in all types of work environments.