The width of the bead is 12mm; blown beaded chain strand with brass pin connectors- great for your lamp projects. The sale is for 10 foot length of the bead strand ONLY, and there are a total of 18 beads in one foot of this bead chain (180 beads in the 10 feet ) ~ they look brighter under the light or sun. Brass shows age with dark patina on the brass metal; Great condition, no chips or cracks.