A high quality, unscented Diffuser Base Oil to blend with essential oils and perform oils. Use with aromatherapy diffusers that have bamboo reeds to transmit the aroma into the air. Specially formulated from natural ingredients by our partners, Essential Oil Co., in Portland, OR. Just mix 10-20% by volume of essential oil with 80-90% of 80-90% Diffuser Base Oil. For example, add 5 ml of essential oil to 1 ounce (30 ml) of base oil. Contents 16 fluid ounces.