Made of ASTM certified high intensity reflective vinyl Comes with a set of heavy-duty fiberglass cross ribs Signs come with sturdy sewn-on mesh corner pockets MUTCD TTC compliant signs Highly visible both day or night ASTM certified & NCHRP-350 approved Easy to setup and take down for maximum portability and effective temporary traffic control or construction operations Compatible with sign mounts and universal sign and roll-up brackets (Sold Separately) The High Intensity Reflective Vinyl Sign is made of ASTM certified high intensity reflective vinyl, highly visible both day or night. Comes with a set of heavy-duty fiberglass cross ribs that fit securely in the included sturdy sewn-on mesh corner pockets. The signs are imprinted with MUTCD TTC compliant legends. They are easy to setup and take down for maximum portability and effective temporary traffic control or construction operations. They are compatible with sign mounts and universal sign and roll-up brackets (SOLD SEPARATELY)