This is my pillow design called SERINA and I'm happy to share it with you. This PDF pattern includes step by step photo instructions with easy to follow written instructions how to sew square decorative pillow case with envelope back closure. It is very suitable for using small pieces of vintage fabrics. No printer needed. BASIC SKILLS NECESSARY You should already know how to use sewing machine SIZING / FINISHED MEASUREMENTS Available sizes 16, 18, 20 / 40 cm, 45 cm, 50 cm.