About Breast Augmentation procedure size, shape and material Size of breast implant from 100 cc to 800 cc Shape of implant, including round, contoured, and tear drop Profile of implant, including low, moderate, high, and moderate plus, and Fill material of the breast implant, including saline water and memory gel The selection of a particular shape of implant is based on the look that the client is seeking to achieve. Feedback from patient tends to indicate that gel breast implants offer the most realistic feel. Silicone implants are filled prior to surgery, therefore require a slightly larger incision for insertion than saline. Smooth and textured shells of saline implants provide a beautiful shape to the breast. Your decision on the shape and size of the breast implant influences both the treatment options that are recommended as well as the final results. Surgeons use insertion either behind the breast tissue, or under the chest muscles for breast implants, .