This CHILDREN AT PLAY PROCEED WITH CAUTION sign is manufactured with rounded corners and 4 mounting holes for easy installation. It is printed in color with a Yellow background and English text to make your Children / School Safety message clear. This sign is UV, chemical, abrasion and moisture resistant and is suitable for use at temperatures from -40 to +176 F. ComplianceSigns signs and labels are made in the USA and commonly used in industrial, commercial, public and private settings.