Cosmedix Glow Bamboo Brightening Mask Sealed Never Opened 2.6 oz. It claims… Helps improve the appearance of discolouration and uneven skin tone by exfoliating away dead surface cells with bamboo stem extracts. The gentle exfoliation allows for optimal absorption of brightening ingredients, which nelp improve skin texture and tone to reveal a smoother, brighter and moreluminous-looking complexion.