Things you need
Get the red felt and cut out a stocking shape. Choose the size you want.
Now get the White felt and cut a strip
Put glue at the top of the red stocking. Then stick the white felt onto the stocking
Now sew the two stockings together.
It is now 3D.
You can decorate the stocking any way you want.
Just sew a piece of ribbon to the top and you are done!