This large 5" - 6" natural shell is ideal for use burning sage sticks, powders or leaves or incense resin, etc. They also make great little display pieces for holding tumble stones, general home decor, etc. Abalone shells are a great accessory to aid your smudging ritual. The natural shape of the shell makes them super easy to hold and carry and the shells can take the heat of the burning sage. Each Abalone shell is natural and unique so do expect some color and minor size variance from the posted picture. Inside polished and outside remains natural.