The MktStleat 5 Sets 26 Bit Proximity CR80 Cards ID Badge Holder is a durable and versatile solution for keeping your credentials secure. Made of hard-wearing plastic, this double-sided transparent card holder protects badges and ID cards from damage with a snap tight seal. The see-through design allows for quick scanning without removing cards from the holder. Compatible with common proximity readers, it's ideal for workplaces requiring frequent badge swipes. At only a few dollars per set, it's a cost-effective way to safeguard multiple IDs from loss or theft while on the go. Its compact, no-nonsense design keeps essential items close at hand without bulk.