Heishi Bracelet Stack (Set of 3) Product Description: Light green w/Rainbow & Gold Plated Accents. Materials: Heishi beads (6 Millimeters), gold plated spacer beads, stretchy string. Fit: Standard women's wrist size aprox. 7." Care Instructions: Colors of the beads as well as the letter beads can tarnish or fade with exposure to water and lotions.