Tinksky 40cm Bowknot Rhinestone Decorated Ostrich Feather Pen Ivory Feather Pen Wedding Signing Pen Guest Book Pen Wedding Reception Accessories Color: White. Ink color: black. Material: Feather, rhinestone and ribbon. Overall length: 40cm (Feather Length: 25cm, spring length: 15cm). It can be used as wedding, banquet, reception etc. With silver pen with long ostrich feathers, shiny rhinestones and ribbon bowknot beautification.