This item is made of premium acrylic, high toughness, not easy broken and easy to use. Made with common numbering and angle system, simple and easy to read, that is sure to help with your projects. A clear transparent structure, easy to measure and mark. Feature - Color: As shown - Material: Acrylic - The total length: 22cm - Size of the large square: 11x11x0.2cm - Size of the small square: 10x10x0.2cm - Transparent quilting ruler printed with accurate data, for garment making. - Double quilting ruler connect design, more convenient to use. - Made with common numbering and angle system, simple and easy to read. - Perfect for quilting, sewing, embroidery, measurement, drawing or craft projects. - Full transparent structure and hollow-out design, easy to measure and mark.