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.