This is a 7 inch stretch bracelet with 10mm aventurine beads and a lava bead so you can add essential oils and smell them all day. Ymmmmm. Aventurine cleanses the heart chakra of fear and promotes a sense of emotional safety and security. This stone has a strong potent ability to dissolve emotional blockages and wounds.It has an anti-inflammatory effect and can ease skin eruptions and allergies. It is said to give you support when suffering from all forms of heart disease and infections.