Giro's Seyen helmet is a European-inspired road helmet with deep coverage and performance features. The slim design is light and aerodynamic, and includes 25 Wind Tunnel vents to help keep your head cool. The Roc Loc 5 fit system lets you dial in the perfect fit, and the comfortable EPS liner is fitted with MIPS technology to protect you from a wide array of impacts.
Roc Loc 5 fit system lets you dial in the perfect fit
Wind Tunnel vents with internal channeling to keep your head cool
MIPS technology protects your head from a wide array of impacts