any size you need Easy to take, portable Excellent as gifts Any logo or ... :1.cooper moulding board can be pressed into the shape2.ultralight and ultrathin,unbreakable,handheld3.made of ... ,taken easily as the size of the business card,magnified three times ,ultraclear,print the ad.over 10 year's ... we can provide the custom size.we can assure the definition and the luminous flux of the products.CE,Factory ...