What kind of rings can men and women use? Please provide full details.
The use of rings made of metals other than gold and silver (such as iron, copper, brass, etc.) is prohibited for both men and women.
However, it is permissible for women to use gold and silver rings of any quantity and weight, while for men only silver rings are allowed, provided that their weight is less than four and a half Masha (4.374 gms).