Push Button Lockout, Switch Lockout Type Push Button Lockout, For Maximum Button Diameter 1.75 in, For Maximum Padlock Shackle Diameter 1/4 in, For Switch Type Push-Button, Lockout Color Clear, Lockout Material Acrylic, Maximum Number of Padlocks 1, Overall Depth 3.2 in, Overall Height 3 in, Overall Width 3.5 in, Switch Cover Type Removable Cover, Standards OSHA 1910.147