Audrey Fillers are a line of premium, highly purified hyaluronic acid fillers (variants S, M, H) with lidocaine, designed for both face and body contouring. Their MSFT (Multiple Swelling Formulation Technology) blends gels of different swelling ratios to enhance hydrophilicity, volume effect, tissue adhesion, and safety, while minimizing residual cross-linker and endotoxin.