The Sew Kind of Wonderful Sew Square Ruler is a versatile quilting essential available in four convenient sizes—4", 6", 8", and 10". These rulers are designed with precision in mind, making it easy to square up blocks and cut fabric pieces with consistent accuracy. Each ruler features clear, easy-to-read markings, ensuring that every cut aligns perfectly with your project's needs. Whether you're working on intricate quilting designs or simply need reliable tools for your everyday sewing projects, these square rulers offer the flexibility and control you need to achieve professional results every time. You can even write on them with permanent markers for patterns and square-up points. The marks can be easily removed with nail polish remover. Durable and lightweight, they're a must-have addition to any quilter's toolkit! Made in the USA.