Simple pattern

Row 1 - 3 stitches, 2 with stitches (for the front walls), yarn over, 1 stitch,

Row 2 - 2 stitches, 2 with stitches, yarn over, 2 stitches,

Row 3 - 1 stitch, 2 with stitches, yarn over, 3 stitches.

Row 4 - 2 with stitches, yarn over, 4 stitches.

Row 5 - 1 stitch, yarn over, 2 with stitches as a pass, 3 stitches.

Row 6 - 2 stitches, yarn over, 2 with stitches as a pass, 2 stitches

Row 7 - 3 stitches, yarn over, 2 with stitches as a pass, 1 stitch.

Row 8 - 4 stitches, yarn over, 2 with stitches as a pass,