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.