These rigid plastic, horizontal half-card holders are made for carrying magnetic stripe cards used for access control and/or time and attendance applications. With a top slot and chain holes for easy attachment, 1840-8000 card holders can be worn around the neck or on a retractable badge reel, and allow the wearer to easily swipe his or her card without card removal. Each horizontal holder has the capacity to hold a single card (up to 3.375'' x 2.125'' in size).