Urbanest Set of 4 Metal Curtain Eyelet Rings 2-1/2 Inch Inner Diameter (Black) Brand new window curtain metal rings with eyelets Come in seven colors: Brushed Steel, Glossy White, Black, Bronze, Pewter, Antique Gold and Antique Brass 4 pieces, 2 1/2" inner diameter The eyelets is used to affix the drapery hook on which drapes will be hung