8mm Green Calcite Green Calcite- helps to ease Anxiety. It promotes joy. Helps with sleep brings a soothing & calming energy. It promotes patience. Bracelets are single strand elastic band. The average size is approximately 7.5 inches. Be gentle with your bracelet and the elastic can snap if over stretched. While every effort is made to represent colors as accurately as possible, slight variations may occur due to differences in individual monitor’s settings, flash used in photographing and photo enlargement. Our content is provided for general informational purposes and should not be considered medical advice. Product information is not intended to diagnose, treat, cure or prevent any disease. Please know that I really truly appreciate your interest & support of my small business. Please be sure to visit my shop in the future as I am continuously adding new items. Thank you!!