Retractable ID Card Holders attach to clothing to keep cards safe and on hand at all times | The clip back is easily attached and removed from clothing | Cards attach to the card holder with a strap and clip | The nylon cord effortlessly pulls the badge towards the card reader without having to remove your card from your clothing and then retracts | Extends up to 940mm and locks at a selected length for use at workstations | Reel only, ID card holder sold separately