This ring is made of silver tone alloy and the size is NOT adjustable. The bigger ring is a size 7 (inner diameter 17 mm) and the smaller one is size 6 (inner diameter 16 mm). Enter this giveaway only if you want it AND if it's your size.
To enter the giveaway, simply write a comment on this post with your e-mail address (I'm gonna use it only in case you win). That's that.