Giro Helios Spherical MIPS Helmet - Matte White Size:L O-ring seal keeps tool water-tight

O-ring seal keeps tool water-tight

1-1/8" x 1

Brake: Disc Only

They are made of a flexible material that is waterproof

Giro Helios Spherical MIPS Helmet - Matte White Size:L O-ring seal keeps tool water-tightThe heart of the Helios's extraordinary design and performance is Spherical Technology, which utilizes a ball and socket design powered by Mips, the market leading brain protection system that can help to reduce rotational forces. Spherical Technology allows the helmet's outer liner to rotate around the inner liner during a crash, and also allows Progressive Layering of the inner and outer liners to provide more comprehensive protection and