1. AntiSlip Stickers and Mini Fish Threaders quality material, semitransparent. These nonslip grips on the back of each ruler enhance cutting precision and prevent slipping. Mini fishshaped needle threaders improve the efficiency of threading your needles. 2. Carefully Curated Quilting Ruler Tool Set You will receive 4 square quilting rulers. Additionally, they come with antislip stickers and small fishshaped threaders, making your quilting and sewing work even more convenient. 3. Versatile Applications for Your Imagination Acrylic sewing rulers are widely used for sewing, quilting, measuring, drawing, and crafting, making them ideal for factories, workshops, schools, households, tailoring studios, etc. Sewing rulers pair with rotary cutters, cutting mats, and other tools. 4. Quality Tools for Quilting and Sewing These sewing rulers are made of acrylic, sturdy enough to be durable and not easily broken. Lasercut for clean edges.