Classic black closure for skirts and trousers, made from rust-protected metal.
The mouth of the hook and eye is 9,5 mm and they are designed to be easy to sew on

The hooks and eyes are equipped with a anti-open-clip. It's a slight bulge on the hook, you slide over the eye and it stays closed. However the hooks and eyes can be opened with ease
Because of the smooth surface and rounded edges they are easy on the fingers