equipment

[R219474830]

i am a noob at this game and in the equipment window there is a box called MED.
bottom left side any help as to what it is for would be most greatful
awaiting all replies
many thanks

[WickedSilk]

It's for honor medallions.
You can buy those in the arena shop once you reach a new honor level. They have an expiration time and need to be replaced regularly.