OSHA certified: Exceeds 500 lbs. tensile strength requirements. 7in. x 10in. bright pennants, made of durable polyethylene. Wide coverage: With a total length of 37 feet, the flag provides ample coverage for different types of properties and outdoor areas. Clear warning: The flag is printed with the words "CAUTION" in a bold and legible font. Water proof and Fade Resistant Technology for long-term outdoor use. Low cost, durable, vibrant and reusable plastic pennants. Attract attention. Define areas. Be seen.