Finished size: 68” long x 10 1/2” deep (172.5 cm x 26.5 cm)

Pattern suggests a Medium Weight (4), 3.5 ounces, 270 yards (100 grams, 247 meters) per skein:
2 skeins

The specific yarn used in the photography model is Red Heart Unforgettable (#3952 Tealberry).