The infinity symbol resembles a horizontal number eight or an hourglass and is a mathematical sign which is used to represent the idea of something infinite.  Perfect for valentines day, a wedding or an anniversary!  These sterling silver studs feature a 3mm by 7mm infinity symbol with a 1.1cm front to back distance and butterfly backs for secure fastening onto your earlobes.  Both earrings have been stamped '925' and will arrive in sealed packaging.