... as magnifier, ourdoor tool,fire starter,gift for business,gift for children ,promotion products,book mark,for old people reading and so on...Products ... ,made of PVC,taken easily as the size of the business card,magnified three times ,ultraclear,print the ad.over 10 ... ,Factory Audit,ISO9001,AGC. PVC Portable Magnifier BHM-02-B for business card