This RUEVEN Bud by the Nouveau Art Glass Co is a 1 of a kind piece. Please see last pic explaining the technique directly from RUEVEN Bud website, This matte satin finish watercolor hand painted drip technique has a slight iridescence to it. Hand blown glass, excellent like new condition, no nicks or scratches. This larger piece is 9”tall with a 3” opening. Thank you for looking, please check out my reviews!