Sewing Machine for Beginners Mini Sewing Machine with 12 Built-in Stitches9 level thread tension control and 12 kinds of stitches for different purposes Easily stitches through 6 layers of denim and manages materials up to 0. 16 inch 4 mm thick Suitable for sewing cotton denim oxford cloth and linen Automatic dual speeds with fast and slow settings to suit different sewing needs Foot pedal control is easy to operate and frees up your hands Double thread stitching provides strong and enduring seams for various fabrics