What evidence exists to show that indus valley civikizarion traded with sumer?

Evidence of trade between the Indus Valley Civilization and Sumer includes the discovery of Indus seals in Mesopotamia and Sumerian artifacts in the Indus Valley. These seals, often made of steatite, feature unique inscriptions and motifs that suggest a complex trading relationship. Additionally, archaeological findings indicate that both civilizations exchanged goods such as textiles, metals, and precious stones, highlighting their interconnected economies. The presence of similar weights and measures further supports the notion of commercial interactions between the two cultures.