Giro Shackleton Bike Helmet

Don't stop the ride when the temperatures plummet. The Shackletontm helmet is ready for the cold with its cozy inner liner and separate neck roll with ear covers. The winter liner provides a variety of venting options, so you can customize the warmth of your helmet based on what the thermometer reads. As winter turns to spring and the temperatures rise, you can remove the liner and neck roll for a year round riding solution. Other features include a removable, soft visor to shade your eyes an integrated Light Clip at the back that allows you to snap your light to the helmet for enhanced visibility and a reinforced vent becomes a durable Lock Port so you can lock your helmet to the bike for convenience. Removable, reflective soft visor Integrated light clip Reflective, reinforced port for use with U Lock Modular, adjustable winter liner Warm, hear through, ear pads with neck roll Reflective webbing Full wrap in mold polycarbonate shell with EPS liner Fit System: Cord Loctm Ventilation: 8 vents with adjustable inner shutoff flaps for the brow and exhaust vents Super Fit Sizes: S 20 21.75 51 55cm, M 21.75 23.25 55 59cm, L 23.25 24.75 59 63cm