The Brother Innov Is 15 Sewing machine is an ideal sewing machine whether you are new to sewing or interested in an easy to use machine. The Brother NV15 Computerised Sewing machine is suitable for beginner and experienced sewers alike. The top loading bobbin not only makes changing a bobbin a lot more easier, but it is also far more reliable when sewing delicate and heavier types of fabrics from silks and cottons to more heavyweight fabrics such as denims and soft leather materials.