a tear-away stabilizer. Place over the seam allowance as you are stitching your seams to help prevent the knit fabric from poking down into the sewing machine throat plate. This works especially well with tight knit jersey fabrics.
I knit a simple ribbed beanie for my husband for the winter. He is wearing it frequently, especially when going out for coffee or watching football. Make someone you know a hat and cowl with this free knitting pattern.