Slightly painless: Ampoule Head fast, microporous, automatic spring pressure, almost painless, fast, simple and safe, you can use it yourself, or someone else can help. Moisturizing and whitening: Ampoule Head Deep hydration and rich nutrition, strengthen skin absorption beauty products. Removes melanin from the body and improves the complexion's dark yellow color, leaving the skin bright and fair. Fast and easy to use: Use with a clear gel pen for quick and easy to use. With a capacity of 0.3 ml, it is very suitable for hyaluronic acid and anti-wrinkle to restore skin elasticity. Best accessories: Our 0.3ml Ampoule Head, 0.3 ml Needle Head is the perfect accessory for clear plastic pens. The ampoule or head can be selected to replace the damaged ampoule. Made of high-quality materials: Ampoule Head durable and harmless to the skin. A safe, needle-free nebulizer injection does not cause skin trauma, so the possibility of infection is very small and efficient.