Please check your states guidelines before purchase of defense items, and you must be 21 to purchase. Walking on campus, parking garages, late night, and on call workers can feel more safe with our security keychains. These devices can be worn to your liking by attaching and detaching what you would like to wear. Each set comes with assorted items as shown in pic. a tazer or pepper spray, window breaker, seatbelt cutter, bottle opener, mirror, whistle, pompom, light alarm, door opener, lipstick holder. As assessories ballon dog, crocs, eyelashes can be added.