Authentic Venetian Glass Bead in the Caramella Line which is a 'white heart' bead. The interior base of the bead is an opaque white Murano Glass with a transparent color Murano Glass over the exterior. The shape is a lentil measuring approximately 10mm with a 1mm hole in the center. It is called Caramella because it looks like brightly colored candy. The color of this one is Steel Gray Murano Glass. Because each bead is made by hand they will vary slightly in shape and size.