Proximity ID Badge Holders, Vertical, Clear 2.68" x 4.38" Holder, 2.38" x 3.63" Insert, 50/Pack The ideal ID holder for displaying ID cards clearly and keeps valuable proximity cards safe, clean and secure. The perfect solution for businesses, schools, or events. Clear holder allows your ID card/badge to be in continual view. Easily clip to clothing or belt loops, clips sold separately.