How To Join Corner to Corner Afghan Squares

"Banish those buldgy, bulky seams! Instead learn how to join corner to corner crochet afghan squares using the mattress stitch for a clean and invisible seam. This technique will also work well for joining granny squares or other crocheted blocks. This quick video tutorial will show you a simple way to finish your C2C projects so that you notice the designs and not the seams. This is definitely a skill to have in your crochet arsenal!"