Star Trek Federation Lanyard Key Chain Neck Strap ID Badge Holder Star Trek Federation Lanyard Key Chain Neck Strap Perfect For MANY different reasons ! This lanyard is ideal for holding any type of IDS. Lanyards are made of Polyester, and Approx 18 in Can also be used as an EXCELLENT key chain, as it will be impossible not to find them with this lanyard Get one as Gift of for yourself !