These beads, pressed from natural Baltic amber, float in salt water and sink in fresh water. They are resistant to acetone and emit a pine resin scent when heated. People believe that Baltic amber is beneficial to health, but this does not mean it can treat or prevent diseases. Please consult your doctor and trust their expertise. These beeds can also give people a strong sense of mind set and can relieve stress in some ways. It has 33 beads in this ring and size of each beads is about 12 mm wide. This was purchased from the Catawiki website on August 9, 2015. We will use DHL or SF Express to ship the item, the item will be in customers hand around 3-5 working days.