BLANK ITEM, NO DECORATION: Surround yourself with protection and safety with the Hard Hat Liner. The men's hard hat liner with hook and loop chin strap secures in place using button holes for four point suspension. The outer shell is flame-resistant, as is the insulation. HRC rated 3. The liner is made from 100% Meta-Aramid. This is a great gift or purchase for construction workers, utility workers and contractors. Add a little extra to hard hat protection with this liner!