Here is another free and easy tutorial from Sew Retro, a beginners step-by-step guide to show you how to make a sunglasses or reading glasses case of your own. You will need: 20 cm x 25 cm of cotton fabric (I am using the left over fabric from the tote bag). 20 cm x 25 cm of fleece fabric x1 button Matching thread, pins, tape measure, safety pin, and scissors. Quick tips for beginners Pinning the fabric for sewing; Place the two pieces of fabric together, with right sides fac