built in durable twill with a structured fit

the ventilated stretch‑mesh chassis with V‑strap stabilization maximizes airflow and fit

TPU shifter panel

incorporating new mesh materials for improved stretch and breathability

Constructed with an advanced microfiber upper with soft textile inserts

s r10 crown pad gray RGroup_6525520 built in durable twill withReplacement crown pad set for Alpinestars S R10 Helmets, available in multiple sizes. Alpinestars official replacement parts. When selecting your crown pad, please keep in mind that the crown pad varies depending on the helmet size. In addition, the same crown pad can be used within sizes XS and S, or XL and XXL (for example, the crown pad size S is a regular size 10. If you want a tighter fit, then you can choose the crown pad with a size 15 or 20.