Skin Republic The Detox Dream gift set contains 4 masks, ideal for skin that is in need of detoxing, cleansing and purifying.Key ingredients include Activated Charcoal and Tee Tree Oil. An excellent skin purifier, Charcoal acts as a magnet to draw out dirt, oil and bacteria from the skin s pores. Activated Charcoal is so effective that it is proven to absorb 200 times its own mass. Tea Tree Oil is an excellent ingredient in the treatment of oily and acne prone skin. Tea tree also has anti-inflammatory, anti-bacterial and anti-fungal properties and is an antioxidant.