NCHRP-350 Approved Sign Perfect for all Types of Work Zone/Construction Projects Thick Fiber Glass Batons Provide Maximum Stability Mesh Material Offers a Lightweight Alternative to Other Choices Easy to Set Up & Store with Convenient Velcro Strap Proudly 100% Made in America 48" Width x 48" Length Fluorescent Orange Roll-Up Warning Sign made of Mesh, 1/4"x3/16" Baton(Ribs), 4 Lexan Pockets (Legend Reads - Utility Work Ahead )