[Durability] - compulsory parameter for "Sell" and "Exchange" types in case if the item is single or if all of multiple items have exact same durability. It is indicated using the two numbers as it is displayed in the inventory: [current dur/current max dur].
You must write durability and price exactly or in a range, but as you have multiple arts to sale no need to mention durability in the header. You can just go with:
[Sell][Various arts] |