#10 Plastic Grommet, 1 3/8", 8 Sets, BLACK NO TOOLS NEEDED - Easy snap together insulation. PROFESSIONAL GROMMETS - Up to 3/32" fabric thickness, used by drapery workrooms USED IN MANY PROJECTS - Drapery, Curtains, Pillows, Shower Curtains and Craft Projects RECOMMENDED - Sew-on Grommet Tape to aid in placement Fashionable, affordable and stronger than craft grommets