Rothco’s Base Jump Helmet features an ABS plastic (for gaming purposes only), removable memory foam inner cushions with hook & loop attachment, two 4 position side rails for attaching accessories, front for adapting lights, cameras or night vision, adjustable chin strap with quick buckle. The helmet also includes 7 piece loop kit with adhesive backing for attaching patches or illuminators. One size fits, this tactical helmet is great for Airsoft, paintball and other outdoor activities This CA Proposition 65 Warning is to provide notice that this product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.