Bright fluorescent orange for greater daytime safety Non-skid base withstands up to 40 MPH winds Folding triangles meet or exceed DOT standard FMVSS 125 and all applicable state and other legal requirements Corrosion-proof box Dimensions:Case: 18"L x 4.5"H x 4.875"WFolded Triangle: 17.12"L x 4.5"H x 1.57"WOpen Triangle: 17.12"L x 16.75"H x 17.12"W