Cut it. Take note that the length of the collar should be more or equal to the neck hole.
Now, sew the top of the collar with small stitch. Allow for some space between the edge of the fused fabric and the stitch.
Close up shoot.
Then, cut out. Dont forget to snip the balance edge.
Turn over and press.
Close up shot. Attach to main body by sewing the bottom part to neck hole and continue to stitch the top part until it return to the beginning point of sewing.
Here it goes for the critical part. Take five for dzuhr prayer.