Easy Rule II is a clear acrylic ruler made for precise measuring. This ruler can reach across the entire width of folded fabric. Features 1/4 inch seam allowance marked on all 4 sides at 3/8, 5/8, and 7/8 inch intervals in large easy to read numbers and letters. Also marked with 45 and 60 degree angles. Great for borders. Ruler measures: 6.5 by 24 inches.