A high-performing liquid foundation that helps you face anything. Studio Skin evens skin tone & never settles into pores & lines. Find your perfect match among 40 shades (that won't oxidize) & a broad range of undertones. It's the same great formula—now proven to last 24 hours! This oil-free foundation is powered by flexible, breathable polymers that move with your skin for a comfortable, flawless look that lasts all day. Studio Skin is infused with nourishing hyaluronic acid and won't oxidize or cause breakouts. It easily builds from medium to full coverage and gives you a fresh, natural matte finish. This foundation is also transfer-proof, which means it stays right where you want it for 24 hours! Foundation Brushes.