Singing Rock Blast HelmetBLAST W9607 Super comfortable and lightweight helmet for work at heights. Thanks to its well thought out design and numerous features, it fits like a glove and you'll want to wear it all day long. lightweight construction with EPS liner, which is found in comfy sports helmets, will keep you comfortable even when working long hours optimally deep profile ensures better stability on the head you can tune the depth as needed with the height adjustable