O'Neal CHALLENGER Helmet SOLID black M (57/58 cm)

• Helmet with 2 outshells and 2 EPS for increased safety and perfect fit
• Shell is produced with high-quality ABS
• Multiple air vents for optimal ventilation and cooling
• Microlock closure
• Padded comfort liner, removable, sweat absorbing and washable
• Bluetooth Ready with internal speaker cavities and rubber hoop at back of the helmet (Bluetooth unit not included)
• Pinlock® ready for optional use
• Clear Visor plus secondary integrated sun visor
• Meets new ECE 22.06 test standards for increased safety
• Please note: The helmet is slightly smaller than its ECE 22.05 predecessor

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