Sleek, simple and durable, this helmet is the best friend of anyone wanting to protect the noggin. The Black Diamond Half Dome helmet is a standard of excellence we suggest for all riders. Orange, sized for adults.The Black Diamond Half Dome Climbing Helmet has long been a staple for climbers worldwide. Now redesigned, the helmet features a new lower profile suspension system with a one-handed dial combined with streamlined headlamp clips for added comfort and simplicity. Finally, an updated chin strap adds more efficiency and security while on the rock.