This is a top-down triangle shawl with 2 edge stitches and a 1 stitch center spine. Four increases are made on every RS row.

The pattern includes instructions for lace weight and aran weight yarn :

Laceweight version :
“Plumette “ (la droguerie) : 50 grams (colour : Vodka Orange) or 500 m/ 546 yards lace weight yarn with a yardage between 800 – 1000 m (875 – 1100 yards / 100 grams.
Needles : 4,5 mm / US 7.

Aran weight version : 320 m/ 350 yards of aran weight yarn with a yardage of 160 m (174 yards) / 50 grams.
Needles : 5 mm / US 8.