Discover the La Roche-Posay Effaclar Mask—a powerful sebo-controlling and purifying treatment specially designed for oily and shine-prone skin. This lightweight, blue clay formula penetrates deep to unclog pores, remove impurities, and absorb excess oil, revealing a visibly clearer and mattified complexion. Perfect for weekly detox, it leaves your skin feeling fresh, comfortable, and instantly more refined. Suitable for sensitive skin and dermatologist-tested, ideal for anyone seeking a smooth, shine-free finish. Available in a convenient 100ml tube. Take your skincare routine to the next level with this essential mattifying mask.