A handcrafted, stone essential oil diffuser that doubles as a stunningly simple piece of home decor. If you want to know more… Essential oil diffusers are a way to create your own custom home aromas without the synthetic chemicals of traditional room fresheners or candles. This stone diffuser is made with a hand-milled, ceramic cover and contains an easy-to-clean water basin made of BPA-free, high-grade plastic. It uses ultrasonic technology to diffuse essential oils without heating them, and can fill up to a 550 square foot space with scent. Vitruvi believes in living simply and naturally and creating premium-quality essential oils and diffusers.