Inspired by Astronaut Helmets: This is a revolutionary ruler that seamlessly combines practicality and durability. Crafted from a special resin, the hot hem ruler allows you to measure and iron in one smooth step. Thanks to its thin, transparent, and resilient body, you can achieve hems with unparalleled precision. Heat-Resistant Material:The hot ruler pressing tool is made of heat-resistant materials that can withstand temperatures ranging from 220°C /428°F to 280°C/536°F. This allows it to remain stable and safe under the high heat of an iron. The measurements are easier to read Diverse Designs Fulfill Every Need: (10X2.5 inch) This compact rectangular pressing ruler works perfectly for cuffs, sleeves, and more—plus, it's highly portable. (12x4inch) One end features an arc design to assist in creatin fan and circular patterns, offering significant utility for patchwork crafters.(10x 5inch) The rounded corner design of the hot ironing ruler is very convenient for ironing pockets, eliminating the need to create a separate template. Good Quality and Save Time: The heat resistant ruler flexible and you can iron on it with the fabric on top of it. It is accurate on the ruler. Saves some time, you don't have to look for extra fabric when you start using it. What You Get:Three exquisitely packaged rulers in different sizes: 12×4 inch, 10×2.5 inch, and 10×5 inch Elevate your sewing projects with this professional-grade Hot Hem Ruler, designed to simplify precision hemming, folding, and pressing for sewists of all levels. Crafted from heat-resistant, durable materials, this sewing tool is a game-changer for garment makers, quilters, and craft enthusiasts alike. Heat-Resistant & Safe: Withstand both dry and steam irons up to standard temperatures—no sticking, melting, or warping. Perfect for creating sharp, crisp edges on fabrics without risking damage to your tools. Crystal-Clear Visibility: The transparent design of the hot ironing ruler lets you see fabric markings clearly while pressing, ensuring millimeter-perfect folds every time. Say goodbye to guesswork! Ultra-Thin & Flexible: The hemming ruler is thinner than traditional felt rulers, it creates sharper creases for professional finishes on hems, pockets, tote bag edges, and more. Precision Measurement Markings: Accurate inch markings eliminate measuring mistakes, helping you achieve consistent widths across sleeves, pant legs, and curved hems.