17"x 20" Hyacinth Quilting Stencil in 4" & 5" Borders, 5" Triangle and 6" Block - UE1904 Made of mylar plastic Reusable and washable Can be used with a pounce pad or marking pen The perfect solution for your quilting projects and can be used in your other craft projects such as painting or embroidery 4" & 5" Borders + 5" Triangle + 6" Block = Overall Size 17"x 20"