Caribiner key rings are the most versatile ways to carry your keys safely. Big kids and little kids love Baumgartens Mini-caribiner not only for its cool design but also for the fact it clips on to their backpacks or book bags with ease. Each of these Mini caribiners has a metallic clasp in assorted colors including orange silver blue and purple. The easy spring-hinge clip closes tight to attach keys flash drives or other tools so they go wherever you want to take them. This item meets orexceeds RoHS compliance for lead mercury bromine chrome and cadmium. The tub contains 150 two inch caribiners. Note: These caribiners are not to be used for climbing.