The James King Roadside Emergency Safety Warning Triangles are easy to set up with a one snap design, meeting DOT standards for safety. Made in America, these brilliant red reflectors are visible at night, while the bright fluorescent orange is perfect for day-time use. With the ability to withstand wind gusts up to 40 mph, these foldable triangles provide reliable roadside emergency danger markers for both day and night. This set includes three triangles, each measuring 17-1/4 inch width x 16-1/2 inch height, offering a safe and visible solution for automotive emergencies.