Kit of three triangles in high-density plastic case meets or exceeds all applicable DOT standard FMVSS 125 and all state and legal requirements. No skid rubber feet keep the triangle in place in high wind. Set-up requires no tools. Precision reflex tooling provides reflectors with high candle power beam for night use as well as fluorescent inner triangle warns daytime traffic. Self-contained unit needs no power source. Sold by Each.