The Bleach London Super Cool Colour is a gentle semi-permanent dye that instantly illuminates the hair with a wash of eye-catching pigment. Suitable for all hair types, the conditioner-based formula lasts between 3-30 washes and helps to nourish the strands while you colour. Choose from a vibrant array of shades ranging from fiery amber to dramatic ultraviolet and bubblegum pink to icy white. This semi-permanent hair colour is designed for bleached and very light blonde hair, featuring a thick, conditioning formula that lasts for 2-10 washes. Please note this product is non-returnable for hygiene reasons.