Switch cover is 3.94 inches/10 cm, 2.56 inches/6.5 cm, and 5.24 inches/13.3 cm.The interior dimensions are 7.5 cm x 7.5 cm / 2.95 in x 2.95 in x 2.95 in x 2.95 in size diagrams. The emergency stop button cover is made plastic, which is strong and durable, waterproof and dust-proof. The emergency stop button cover adopts a simple and transparent design, and the base is removable.It will help you better lock various power switches, unlocking them will not affect the operation of starting and stopping switches. Button cover can prevent accidental contact with important switches and improve safety.This button cover can be used in homes, offices, shopping malls, factories and more.This is a practical tool to protect the push button switch. Color: As shown Material: plastic Package Contents: 1 set emergency stop button cover