Clover makes your sewing and quilting ironing tasks easier and faster with Press Perfect Tools. Hot Ruler 2.5 x 10 - Measure mark fold press deep hems press long hems and miter corners with this hot ruler. It is heat resistant and you can press directly on the ruler. It can be used with dry or steam irons. The unique non-slip surface holds fabric in place for precise results. Marks are at 1/8 increments and it also has 45 degree lines on each end.