Bluemoona 1000 Pcs - Grommet Eyelets 3/16" 4mm Canvas Clothes Leather Self Backing (Nickel) Get professional results making your own grommets/eyelets 3/16" (4mm) inside diameter, 3/8" (8mm) outside diameter Material:Metal Color:Nickel Use for: Clothes, Leather, Canvas - Self-Backing