Material: Natural Sphalerite ( Not Treated or Dyed ) Beads Shape: Smooth Round Color: Light Purple Size: 6mm - Approx 30 Beads Per 7.5" Bracelet 8mm - Approx 23 Beads Per 7.5" Bracelet 10mm - Approx 19 Beads Per 7.5" Bracelet The set includes 3 bracelets. The bracelet can be worn alone or stacked as you like. You can change your wear every day or wear it with your family and friends Use round beads, elastic design, the inner length is about 7.5 inches, suitable for most people's wrist size Use natural stone, don't irritate the skin. The smooth beads have cool touch to give customers a better wearing experience Activate your inner strength with this healing crystal bracelet for energy, protection and balance. This bracelet is a good choice for your mom, dad, best friend, roommate or classmate.    Lovely presents on birthday, anniversary, wedding, graduation etc