SOS stands for smooth, oil and strengthen. Use the revitalising hand and foot polish from Dr Lewinn's to reveal smooth skin then hydrate with the active organic hand and nail cream. Strengthen your nails with the award winning Renunail strengthener and apply the nourishing oil. Renunail strengthener won the award of 'best nail rescuer' in the 2011 Cosmopolitan awards. You'll find everything you need in this Dr Lewinn's SOS pack for beautiful hands, feet and nails.