Seirus Coolmax Micro Dome Stretch Fleece Helmet Liner One-Size Fits Most Rooftop One 21700 rechargeable li-ion battery

One 21700 rechargeable li-ion battery (included) or one 18650 rechargeable li-ion battery with the ALF-18 battery holder (not included)

Mesh sides on the bag give drainage and quick drying for the rope

made by Uddeholm

biting flies

Seirus Coolmax Micro Dome Stretch Fleece Helmet Liner One-Size Fits Most Rooftop One 21700 rechargeable li-ion batteryThe Seirus Innovation Micro Dome liner is made from super soft microfleece jersey with a Coolmax crown that wicks moisture away from your skin. This fitted skull cap features flat seam construction and can be worn alone or under a hat or helmet. The thin, 4 way stretch fabric covers your head and ears, and fits comfortably under a hat or helmet. The Seirus Innovation Micro Dome liner features flat seam construction, making it the perfect liner.