The size of this blanket is between 25 and 30" square, however, it is possible to do this as a rectangle too.
Stitches and Techniques used in this border (US Terminology):
:: double crochet
:: single crochet
:: chain stitch
:: granny stripe
:: reverse single crochet/crab stitch
Oh, by the way, I committed the cardinal sin in crochet world. I ironed the blanket to get it into shape rather than block it. Baaaah!
The pattern is available to purchase from:
:: Love Knitting