Master Lock 410RED Lockout Tagout Safety Padlock with Key features a 1-1/2 in. (38 mm) wide plastic red body and a 1-1/2 in. (38 mm) tall, 1/4 in. (6 mm) diameter metal shackle. Designed exclusively for Lockout Tagout applications as part of a comprehensive OSHA compliant safety program. The durable, lightweight, non-conductive lock body is easy to carry and padlock features high security, reserved-for-safety cylinder with key retaining, to ensure padlock is not left unlocked. The Lifetime Guarantee provides peace of mind from a brand you know and can trust.