Rubberized case protects the end hook and button. Pause button holds blade firmly. Allows safe and precise measurement. Magnetic end hook allows for easier one per measurement. Eye catching Hi-Viz neon case with acrylic blade. WARNING: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.