This thing is best for light to medium weight fabrics and woven or loosely knit fabric. If you like sewing on a daily basis for fun or income, purchasing this machine will be a wise decision. It will save you time and also your hands from having to cut with scissors. No more tear and wear on hands and no more errors. The blade guards and the sharpening button works perfectly. You will wish why you had not owned this machine years ago. If you have been making wedding gowns using scissors, you need to order this thing and start doubling your business.