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Immediate Relief For Catarrh, Colds and Sinuses. Olbas is a mixture of essential pure plant oils for relief of bronchial and nasal congestion and hayfever by inhalation, and for symptomatic relief of muscular pain by application to the skin. Non greasy.

Immediate Relief For Catarrh, Colds and Sinuses. Olbas is a mixture of essential pure plant oils for relief of bronchial and nasal congestion and hayfever by inhalation, and for symptomatic relief of muscular pain by application to the skin. Non greasy.