Switch knob protection - Protects control knobs on switches and circuits in machines, electrical panels, garages, gardens, and related equipment. Provides reliable guard for knob access and incidental operation. Emergency stop knob protection - Transparent design lets users identify the button purpose without interfering with machine operation. Clear visibility helps ensure correct use while safeguarding the emergency stop control. Easy to install - Broad compatibility with a wide range of industrial equipment and machines. Simple installation and use as a cover for emergency stop buttons and related controls. Durable and reliable - Made from materials chosen for long term durability and dependable performance. Protective covers designed for repeated use in demanding environments. Use scenarios - Manufacturing or assembly lines where preventing unintended button presses is critical. - Workshops and service bays with various machines and power tools. - Garage and garden equipment where accidental stops or presses can interrupt work.