When injected our hyaluronic acid into the dermis, they add volume and smooth out wrinkles by replenishing natural hyaluronic acid that has been lost. Particles of different sizes are uniformly distributed in a specific ratio, which greatly eliminates the voids between particles. For example,Fine model for the correction of very thin, superficial lines.Derm model enhance texture and color of the lips hile.Deep model for deep injec in the cheek area to correct age-related volume loss and for augmentation of the chin region to improve the chin profile.Ultra Deep for increasing the volume of soft tissue, restoring and enhancing the size, look, and shape of breasts and buttocks, and creating a more youthful perky shape.