Check the listing for details. 4Pcs 18x18" Safety Flags for Trailer Trucks Warning with Wire Loop Red. Condition: New. Listed at 23.13 USD. What is this?The oversized load signs are an essential safety tool designed for vehicles transporting large or wide loads. Clearly mark oversized loads to increase visibility and safety during transport. Can also be used as road warning signs, road work signs or directing flagsWhat will I get?The safety flag, we provide here, is in the size of: Flag length and width: 46cm (18inch) and 46cm(18inch)In the pack of: 4 Pcs x Warning FlagsIs there any advantages of the product?Warning safety flag are made of durable polyester PVC mesh material, which is sturdy, weatherproof and wear-resistant, the mesh design allows wind to pass through, so they will not vibrate in the wind, and can still maintain their color and shape after long-term use.