The extremely lightweight Level 2 CE and UKCA Nucleon Flex Pro protective vest features a highly ventilated hybrid of Nucleon Cell and Nucleon Flex protectors for the optimal balance of force dispersion and flexibility, and a Nucleon Flex Pro chest protector with a perforated, soft-touch mesh frame for increased rider comfort.

• Cell and Nucleon Flex structures made of high-performance polymer material for optimized flexibility and excellent weight-saving
properties.
• The back protector design changes from the center outward, providing the perfect balance of energy absorption and flexibility.
• The exclusive microstructure of the Nucleon Flex Pro chest protector is designed for advanced energy absorption, adaptability, maximum
breathability and airflow.
• Soft, comfortable padding on the body side of the protector provides breathability and rider comfort.
• Adjustable elastic waistband for a better, secure fit.
• Rigorously tested and certified by T+ & T for proven performance in extreme temperatures.
• Back protector: EN 1621-2:2014 Level 2 (T+ & T-)
• Split chest protector: EN 1621-3:2018 Level 2 (T+ & T-).