SKILCRAFT® Push Button Lockout devices provide a safe and effective method for locking out emergency push buttons. Lockout measures 5" x 3.2" x 3.5" with a 1-4/5" center hole and will accommodate up to one padlock with shackles up to 1/4". Device is made from durable plastic (acrylic) and includes a label with the legend, "DANGER, Do Not Remove". Made in the U.S.A.