Alpinestars Nucleon Flex Pro Back Protector

The extremely lightweight Level 2 Nucleon Flex Pro back protector insert is made of a highly ventilated blend of Nucleon Cell and Nucleon Flex to create an optimal balance between power transfer and flexibility. To top it off, it features soft 3D mesh lining for increased rider comfort.

Features:

The super-lightweight back protector insert is designed in three waist-shoulder dimensions to cover all body sizes
Cell high-performance polymer and Nucleon Flex structures provide optimized flexibility and excellent weight-saving properties
The design of the back protector changes from the center to the outside, providing a perfect balance between energy absorption and flexibility
Soft, comfortable 3D mesh on the body side of the protector provides breathability and rider comfort
Push-button compatibility for quick and easy use with Alpinestars suits and jackets
Rigorously tested for proven performance in extreme temperatures
EN 1621-2:2014, Level 2
Weight: S-0.6 kg, M-0.7 kg, L-0.75 kg