Remove the cushion, then stitch up both sides with backstitch, 1cm from the edge.
From the metro.co.uk
Backstitch is currently in bootstrap mode and available as a free beta service.
From the techcrunch.com
Pin the stockings together and then sew all around the chalk sewing line using backstitch.
From the expressandstar.com
Sew backstitch around the sides and head, 10mm from the edge, but leave the bottom edge open.
From the guardian.co.uk
Use backstitch to sew the pieces together, 5mm from all edges.
From the guardian.co.uk
Stop at B, and backstitch to help stop it coming undone.
From the couriermail.com.au
Using strong thread, or doubled-up thread, backstitch down each of these sides 1cm away from the edges.
From the guardian.co.uk
Sew a line of backstitch 5mm from the bottom edge to secure, then a second line, 5mm from the first.
From the guardian.co.uk
Williams serves me hot tea as I learn all about the machine and how to backstitch, follow seam allowances and pivot.
From the sfgate.com
More examples
Do backstitches
An overlapping stitch made by starting the next stitch at the middle of the preceding one
A type of sewing stitch where the stitch goes backwards on the top side of the fabric and doubles forward on the bottom, coming out farther in front, then repeats. The backstitch is a very tight and secure stitch, and also looks very neat; To sew with a backstitch
(Backstitching) Sewing back and forth over the same stitches to lock the end or the beginning of a line of sewing.
Used at the beginning and end of a machine sewn seam to anchor the seam in place; it involves a couple of extra stitches back and forth.
A stitch used to assemble knitted pieces by using a tapestry needle, going in and out of the stitches in knitted fabrics.
A stitch in embroidery worked by bringing the needle up through the material from the back on a traced line, inserting it a little behind the point where it came out and bringing it up again the same distance beyond. ...
Sewing a few machine stitches backward by holding down the reverse lever on your machine.
Stitching backwards over previous stitches to strengthen seams. In quiltmaking, most often done during setting-in or to reinforce hand stitching.