Biological Evidence Pin Set of 4, Forensic Science, Crime Scene, Detective, Evidence, Gift Set Fun and quirky pins designed by an escape room enthusiast, puzzle lover and true crime fanatic Pin details: Set of 4 Red evidence flag (height 35mm), Biologial harzard (width 25mm), Evidence tape (width 35mm) & Evidence bag (height 35mm) Type: 2 hard enamel pins + 2 soft enamel pins Backing: rubber clutches Material: Nickel Please allow for minor variations in colour due to picture and monitor resolution - Items are not sent via tracked post. However, the shipping method can be upgraded to registered post (includes tracking number) at the checkout.