The local Armour Shop
When visiting the Trade District you will find the local Armour shop, here is a typical inventory for sale.
As you can see there is a good variety of Silk (Mage), Linen (Ranger), Iron (Warrior) and Cotton (Rogue)
You will also find Green or even Blue items at the Armour Shop, if you're lucky...
There are also Jewelry items like Silver Rings and Gold Amulets.