What did merchants sell during the crusades?

During the Crusades, merchants sold a variety of goods that were in high demand, including spices, silk, textiles, and precious metals. They also traded weapons and armor to equip the Crusaders. Additionally, merchants facilitated the exchange of local products from the Middle East, such as glassware and jewelry, which became popular in Europe. This trade helped to stimulate economic growth and cultural exchange between the East and West during this period.