Easy Rule II is a clear acrylic ruler made for precise measuring for all kinds of craft projects, from quilting to sewing. Designed to reach across the entire width of folded fabric, it features 1/4 inch seam allowances marked on all 4 sides at 3/8, 5/8, and 7/8 inch intervals, as well as 45 and 60 degree angles, all in large easy to read numbers and letters that are perfect for any age. Plus. it's a great option for borders and can be used with rotary cutters! Package includes (1) quilting ruler made from durable, thick acrylic that measures 6.5" W x 24" L.