Safe Sign-350 is an alternative to heavy plywood and aluminum signs with their sharp edges and bent corners. The Safe-Sign 350 is a specially corrugated plastic sign blank that is lightweight yet rigid. It's tough enough to hold its shape both while stacked on the truck and on the construction site. This special plastic sign blank has been UV stabilized and is ready to have reflective sheeting applied.

The Safe-Sign 350, is colored orange throughout, and is available in 36" × 36", 48" × 48" and 48" × 96" sizes. Safe-Sign 350 is ideal for all types of rigid sign applications and has been NCHRP-350 approved for use with TrafFix Devices' sign stands.