Contain 4 x 10Ml blends for aroma diffuse:S blends include: fresh - citrus scent to awaken you and freshen your home using a blend of essential oils including lemon, lime, bergamot, pine, and white camphor. Signature - blend the purest essential oils including bergamot, neroli, palmarosa, and rosemary to destress, calm the mind, uplift and brighten your mood, reduce anxiety and helps to reduce anger. Calm - de-Stress and bring calm to your mind using a blend of essential oils including rose, sandalwood, jasmine, basil, and roman chamomile. Breathe - breathe easy with anti-Fungal and anti-Bacterial properties using a blend of essential oils including thyme, peppermint, black spruce, clary sage, and eucalyptus.