The VEX v5 Robotics Design System Bumper Switch Kit 276-2159 Sensor 2-Pack is a set of bumper switch sensors designed for VEX Robotics robots. These sensors are designed for users aged 12 years and older, making them suitable for a wide range of STEM enthusiasts and hobbyists. Made by VEX Robotics, a trusted brand in the robotics industry, this sensor kit allows users to enhance the capabilities of their robots with precise and reliable bumper switch functionality. Perfect for robot builders looking to add more interactive and responsive features to their creations.