Silva MAG-SNAP Z Helmet Mount gear One size fits most: 21"

One size fits most: 21" Head Circumference

as well as the Okanagan

Pockets: center back reflective zip fits most phones & 5 built into waistband

42% THERMOLITE® polyester & 4% merino wool

Silva MAG-SNAP Z Helmet Mount gear One size fits most: 21"Mag Snap Z Helmet mount is a magnetic helmet attachment, compatible with your RoughLight, SmartLight, or HelmLight headlamp. The clever foldable design enables using the helmet mount under visors with a height of less than 12 mm. Once you have attached it to your helmet, you just snap your lamp unit in, and you can detach it just as easily. Features Optimal for using over slim visors Compatible with: RoughLight, SmartLight, HelmLight Including 2mm 3M