Nucleon Kr-2i Back Protector Insert Size:S the 2-layer laminated Drystar®XF waterproof

the 2-layer laminated Drystar®XF waterproof membrane provides superior breathability in wet and dry conditions

the Enduro-specific Drop Inner Shorts are constructed from an advanced

quick-drying stretch fabric for excellent levels of moisture-wicking and breathability

Part of the Alpinestars heritage brand OSCAR by Alpinestars product line

this is reinforced even further with the Nucleon Flex technology layer on the central back zone

Nucleon Kr-2i Back Protector Insert Size:S the 2-layer laminated Drystar®XF waterproofThe NUCLEON KR 2i soft back protector is quick and convenient to insert and fit unobtrusively within a rider's jacket or suit for the ultimate in comfort and safety protection.