Giro
The Giro Source MIPS helmet offers polycarbonate outer shell, EPS inner liner, and integrated MIPS technology with Roc Loc® 5 adjustment. It features 17 ventilation openings, antibacterial Coolfit pads, an adjustable visor, and fits head sizes 55‑61 cm, weighing about 342 g.
Checked Jun 16, 2026 12:03
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Product details
The Giro Source MIPS helmet is designed for mountain biking, trail riding, touring, and e‑MTB use. Its outer shell is made from polycarbonate, while the inner liner uses EPS foam for impact absorption. Integrated MIPS technology works with the Roc Loc® 5 adjustment system to provide added rotational protection. The helmet includes 17 ventilation openings that promote airflow, and antibacterial Coolfit pads keep the interior comfortable during long rides. An adjustable moto‑style visor adds versatility, and the helmet is compatible with head circumferences ranging from 55 cm to 61 cm. Weighing approximately 342 g in size M, it balances safety and lightweight performance for riders seeking reliable protection on varied terrain.
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