Clover - Hot Hemmer Long The new Hot Ruler is the much-anticipated cousin to the very popular Hot Hemmer. Ideal for larger measuring and pressing tasks such as: home dec, long hems, deep hems and large mitered corners. Making it perfect for today's trends of ruffles, purse straps, pillow cases, full skirts and more. It's unique non-slip surface helps hold fabric in place, offering better management of small hems or when working with delicate fabrics. The nylon fiberboard is heat resistant and can be pressed with a dry or steam iron. Measurements in CM.