Built-in back ALPINESTARS Nucleon Flex Proi Full Back Protection

Built-in back ALPINESTARS Nucleon Flex Proi Full Back Protection

• Hybrid Technology Alpinestars' Nucleon Cell and Flex technologies provide ventilation and flexibility
• Ergonomically shaped two-zone outer shell
• Advanced polymer blend with a rigid cellular core surrounded by a more flexible 3D cellular structure
• Nucleon Flex technology layer in the center back area
• Greater protection coverage in the critical area
• Light, breathable and extremely comfortable technology
• Rigorously tested and certified for proven performance in extreme temperatures

The dimensions correspond to the following dimensions in centimeters:

• XS 144-164 cm
  
• S/M 164-182 cm
  
• L/XL 182-194 cm