Sized as shown.  These are very small eyelets in a gunmetal finish, which is dull gray. Just eyelets – no backing washers needed with this style of eyelet. Won’t go through much leather, just the thin stuff, but great for use on paperboard.
Gunmetal eyelets EYE-114  100 for $6.00 and get this:  USA shipping is FREE.  Yup.