DRITZ HOME-No sew medium grommets. Comes in 3 natural color options for coordinating with all materials. Grommet opening 1 diameter, grommet overall 1-5/8. Grommet rim width 1/4. For rods up to 13/16 diameter, for sheer to drapery-weight fabrics. Grommets are machine washable. Do not iron, tumble dry or dry clean. Also, can be used as an accent throughout a curtain as an overall creative twist. Definitely a product with creative possibilities. Grommet tool not required. Package contains set of 8.