Learn how to make a box cushion with a zipper! This step-by-step guide shows you how to sew a simple cushion cover with a zipper. Whether you're adding piping for a polished look or keeping it plain, this tutorial makes it easy. Perfect for beginners, you'll master how to sew a cushion and create custom covers in no time. Get started on your DIY project and transform your space with a classy box cushion in your window seat or reading nook!