Very versatile pattern. Works for multiple panel and block sizes. Use forty 10 inch precut squares and an accent fabric, or use ANY same sized panels, t-shirts, or blocks with framing fabrics and an accent. Pattern is written using the 10 inch squares and panels. Bonus cutting instructions are included for panels, t-shirts, etc. Includes link to a web based interactive calculator to help you figure out how large your finished quilt will be, cutting sizes, and fabric requirements.