5 Alarm Leather's bundle 4 includes 3 leather chin straps and 3 leather glove straps. . 5 Alarm Leather's chin straps are made with a heavy duty snap closure attachment system. The chin strap features a postman slide buckle and wide guard quick release closure. These chins traps are 33" long. 5 Alarm Leather's glove strap features durable slide buckle hardware and wide guard quick release buckle for secure retention and rapid deployment of your hand protection. There is no velcro or nylon to wear out over time or suffer thermal damage. Chin straps not NFPA compliant.