ABS plastic helmet. Size: Adult fits sizes 6.75" to 7.75". Adjustable chin strap with plastic buckle. 7 removable and adjustable cushioned pads for maximum comfort. Hook and loops strips for pad attachment. Great for costumes, parades, airsoft, reenactments and much more. Olive Drab G.I. Type ABS Mich-2000 Tactical Helmet.