If you don’t have enough tissue in your abdomen to reconstruct your breasts, using tissue from your buttocks area offers an excellent alternative. And that’s what SGAP Flap procedures allow us to do. The SGAP Flap offers several key advantages. By using tissue from the upper part of the buttocks, there’s potential for adequate tissue volume, hiding the incision within your panty line, and enhancing the shape of gluteal area in much the same way a butt lift does.