The Cosmic Diffuser Bracelet (Yellow) includes both lava stone beads and beads made of dyed malachite. Malachite is a stone of luck that promotes abundance and acquisition. making it ideal for encouraging intention, balance, and manifestation. Lava beads are made from natural volcanic "basalt". The lava stones acts as a sponge-like carrier as it soaks up your oils and retains them in the core of the bead.