Alpinestars

Nucleon Plasma Back Protector Insert

The Alpinestars Nucleon Plasma back protector insert is the latest generation of back protection as a safety upgrade for your Alpinestars motorcycle jacket. This flexible, lightweight, and breathable back protector offers optimal comfort and excellent protection. Certified according to the EN 1621-2 standard, level 2.

The Nucleon Plasma back protector fits into the prepared pocket that comes with every Alpinestars motorcycle jacket. Based on the size, you can choose one of the three sizes it comes in. The Nucleon Plasma is lighter in weight, more flexible, and has better ventilation than previous Alpinestars back protectors.

The Nucleon Plasma in size S is suitable for all women's motorcycle jackets, size M for men's sizes 44 to 50 and S-M, size L for sizes 52 and larger or size L and larger.