Clarins Tonic Treatment Oil firms and tones skin beautifully. This luxurious body oil employs 100% plant extracts to create a total feeling of well-being. Rosemary, geranium, and mint oils work together to visibly firm and improve skin's elasticity. Hazelnut oil, rich in omega 9 and vitamin E, helps lock in moisture. This lightweight formula absorbs quickly, leaving skin smooth and supple.