This bracelet is made with natural blue aquamarine crystal pebbles on a stretchy band to fit any size wrist. Aquamarine Healing Properties:It is calming, soothing, and cleansing, and inspires truth, trust and letting go. In ancient lore, Aquamarine was believed to be the treasure of mermaids, and was used by sailors as a talisman of good luck, fearlessness and protection. It was also considered a stone of eternal youth and happiness.