The finished Dimensions of this blanket is 23 inches across and 30 inches deep.
Of course you can make this blanket any size you wish just make sure your starting vchain is easily divided by 2. Also you can use any yarn and hook.
For my blanket I used Double Knit and a 4.5mm hook
Pattern is written in US terms.
Row 1: DC in 4th ch from hook, [sk 1 st, SC and DC in next stitch (both in same stitch)]
repeat from [ ] across, ending with sk 1 st, SC in last stitch. Ch 1, turn.
For a simple border, simply work single crochet evenly across the sides, tops and bottom of blanket working 3 single crochet into the corners.