1840-7010 Clear Vinyl Vertical Arm Band Badge Holder, 2.62" x 3.62" (Qty 100)
 
These super tough, data/credit card size arm band style holders won't fall off clothing. ID badge or employee card inserts into back of holder where It's nearly impossible to lose. Perfect for physically active personnel.
 
Extra secure back-load design
Adjustable fit
Heavy-duty 30mil vinyl construction
Item pairs with Elastic Arm Band Strap, sold separately