DESCRIPTION The Half Dome is an all-purpose workhorse ideal for everything from trad cragging to alpine expeditions. Black Diamond also added a custom designed wheel adjuster for quick, secure, and precise adjustments. SPECS ' Hybrid design with molded EPS foam, generous ventilation, and highly adjustable suspension system. Suspension's custom wheel adjuster allows for improved fine-tuning of fit Headlamp clips are the most secure headlamp attachments on the market Available in 2 sizes The most durable helmet Black Diamond makes