Salon Smart Original Formula Bleach 500g in Flat Bag - Blue - Salon Smart Professional Original Formula Bleach is a range of dust-free, premium professional powdered bleaches without the premium price tags. Faster, better results using a lower volume peroxide. Can be used for on and off scalp applications, and available in a variety of colours. Salon Smart saves you time and money! Please Note – This product requires the expertise of a salon professional. Please seek advice when using professional hair colour products. This product contains ingredients which may cause skin irritations to certain individuals. A preliminary test according to accompanying directions must be made before use..