It ranges from newborn to 2-3T in size, and could easily be altered to fit an older child, as well. It can be crocheted to tunic length, or dress length.
This pattern features clear instructions, and all you need is worsted weight yarn, and size 4.5 and 5.5 mm crochet hooks. It would be considered an advanced beginner pattern.
Upon purchase, this pattern will be emailed to you in PDF format, within 48 hours, but usually less.