About the product:Widely use for emergency stop switches push buttons to prevent friction and damage.Good Choice for you:• Yellow color, clearer for catching.• Plastic material, sturdy and durable.Specification:Total Size: 90*80*35mmInner Diameter: 30mm / 1.2 inchIn the package of: 2 Pack x Push Switch Button Protective CoverEasy to install: Installation without any tools, easy to install and remove.Tips: The push button switch is not included here.