This handmade pebble is created from porous clay which will absorb the Muditã essential oil blends by releasing the aroma. Just add couple of drops onto the middle of the pebble and the aroma will last for few hours (depending on the size of the room and the temperature). This diffuser provides hours of aromatherapy without the need for flame or electricity - a safe and effective way to enjoy essential oil blends. The sustainable saucer adds a stylish look to any home décor. The saucer complementing the pebble comes from a sustainable source Anacardium tree. Approximate size: pebble 5.5cm x 2.5cm / wood saucer 6cm x 1.5cm. Essential oil is not included. Made in Australia