Chunky Envelope Rucksack by Emma Friedlander-Collins

Chunky Envelope Rucksack

Crochet
Super Bulky (5-6 wpi) ?
8 stitches and 9 rows = 4 inches
in sc
10.0 mm (N/P)
5.0 mm (H)
425 yards (389 m)
13.75" x 13.75"
US
English

You will also need a 17.75” square of fabric for the lining and a 1.25” button.