Step 1: lay the buttons on the ribbon
Cover the buttons with the nursery fabric to make covered buttons. Lay the buttons on the ribbon as the color assortment. Fix the buttons on the ribbon by sewing.
Step 2: the ending work
Make a knot in the middle of the two buttons. The knot is made after you fix one button.
This is the end of the DIY necklace. What do you think of the fashion necklaces? You can choose appropriate nursery fabric to match your clothes.