ITEM NAME:Template Thick DIY Patchwork Acrylic Measuring Tool Double Circle Sewing Ruler Description: Made of acrylic, durable and transparent. You can clearly see what you want to measure or cut on light and dark fabrics. Can be used for professional fabrics together with rotary and various cutting tools. Using small size and large size circle connection is to meet various patchwork needs of work. There are 3mm, 5mm and 7mm seamallowances. The measurements are embossed onto the surface and allow for accurate cutting at any angle. The unique multi accuracy scale design makes the sewing ruler easy to use. All angles are vertically mirrored to make it easy for left and right handed people to use the ruler effectively. Great tools for designers, pattern maker, dressmaker and tailor. The sewing ruler is designed for sewing patterns, stitch, seam allowance, patchwork, measuring, drawing, cutting, etc. in clothing or fabric. DIY sewing tools, multifunctional arc cutting patchwork ruler are suitable for all types of patchwork, sewing, pattern, sewing template and handicraft items. Specification: Material: Acrylic Color: Transparent&;nbsp; Length: About 220mm Thickness: About 2mm Large Circle Diameter: About 110mm Small Circle Diameter: About 100mm Package includes: 1pc x Sewing Ruler Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 1-2 cm differences due to manual measurement..There are 3mm, 5mm and 7mm seamallowances. The unique multi accuracy scale design makes the sewing ruler easy to use. All angles are vertically mirrored to make it easy for left and right handed people to use the ruler effectively.