With a 4 mm hook
Row 1 (3 puff stitches, ch1) 4 times, slip stitch to 1st puff stitch
How to work this puff stitch:
Yarn over, insert hook in ring or space, yarn over pull it through about 1 inch ( 3 loops in hook),
Row 2. 1 single crochet in next puff stitch, ch2, *skip 1 puff stitch, (1 puff stitch, chain 1, 1 puff stitch) in chain 1 space, chain 2, skip 1 puff stitch, 1 single cochet in next puff stitch, chain 2, repeat from* 3 times, chain 2, slip stitch to beginning single crochet. Fasten off
Joining the squares
For contrasting color I used Red Heart Super Saver Aran color.
Join 13 squares to make a strip that is about 43 inches long.
Joining the 2 strips
Row 1 – 1 single crochet around scarf. 2 single crochet in each corner
Row2 – 2 puff stitches in all 4 corners, 1 puff stitch in each stitch of the length and 1 single crochet in each stitch of the widt
Cut 18 inches long strand of yarn.
using your hook pull the strands through a stitch located at the width of scarf between the corner puff stitches, and tie. Repeat in the middle of the squares and between the squares