Keratin is the key structural component of hair and nails. Farewell frizz! Liss Design Keratin therapy is a revolutionary straightening treatment containing Keratin. 100% safe, versatile and high-performance: Smooth, velvety, glossy and tangle-free hair using an innovative Keratin-based technique. 100% safe, conforms to European and international standards**. Lasting result (up to 3 months). Eliminates frizz. Paraben-free. #keratin #hair #smoothhair #straightening #eliminatef