90 percent minimum natural fragrance essence</br>Each glass vessel handcrafted and unique</br>Provides fragrance for up to six months</br></br>Product Description</br></br>Create the perfect ambiance by uniting home fragrance with art. Each diffuser set includes one art glass vessel?? one 6 fl oz fill bottle of essential fragrance oil?? and one bundle of natural wooden reeds.</br><br/>http://www.amazon.com/gp/product/B01M009WT6