Quick Release helmet buckle. Fits any helmet with a chin strap. Reliable, fast and convenient way to securely fasten your helmet chin strap. Constructed of tempered steel and high impact nylon. Easily assembled to any helmet. No sewing or special tools needed. Exceeds chin strap testing requirements of both DOT 218 and Z90.1 1992 (same as snell M2000) performance standards. Made in the USA.