Karam PN 521 White Ratchet Type Safety Helmet with Plastic Cradle – This safety helmet is made up of specially formulated polymer. The triple corrugation element enhances the strength of the helmet. It is a proper combination of exceptional comfort, integration of personal protective equipment and stylish modern design. Karam PN 521 is provided with side slots for fitting face and hearing protection accessories. As the name suggests, it has a ratchet type adjustment to match all head sizes. The adjustable chin strap and headband is made up of non-irritant and soft fabric material for extra comfort. Karam Safety Helmet PN-521 is equipped with a 4-point attachment cradle within the shell part. It has a unique angular placement to provide optimum shock absorption.