Chaeum Premium 4: This product is expertly designed to help you achieve a volumizing appearance by adding volume and is used to correct medium and deep wrinkles, lip augmentation, and facial volumization. Chaeum Premium 3 is injected into the subcutaneous layer. Main Ingredients: HA(hyaluronic acid): 20mg/ml with 0.3% lidocaine Treatment Areas: face contouring and shaping volume augmentation in the chin, cheek, cheekbones, temples, and forehead chin correction Key Benefits Think of this filler as a Volumizing thicker filler also used for contouring. How long does the result last for? In general, results will last 12-16 months. Shelf life 24 months from manufacturing date Store in cool area and protect from direct sunlight and freezing Packing Unit: 2 X 1ml Individually Packed Prefilled Syringe 4 x Needle