1.[Material]: Heat resistant iron ruler, made of high temperature resistant transparent resin. This is heat resistant and allows the steam of the iron to pass through. The unique non-slip surface keeps the fabric in place.2.[Heat resistant]: Hot iron ruler, the heat resistance temperature is generally below 220 degrees, short-term extremely high temperatures can withstand 280 degrees.3. [Multifunctional]: The hot iron ruler patch has a round angle that is suitable for measuring special parts. There is also a right angle design that measures the horizontal and vertical dimensions of the fabric.4. [Easy to use]: Place the hot ruler in the middle of the fabric, fold the fabric over, you can clearly see the size of the ironed part.5.[Widely used]: High temperature iron ruler for ironing, sewing, sewing, seam allowance, patchwork, measuring, drawing, cutting clothes or fabrics. An excellent tool for designers, model makers, tailors and tailors. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store