Ephemeral Dyadic is a perfume project founded by artist Sinan Saul in a small art studio in the industrial area of Istanbul.

The main idea behind the project is to explain that external objects such as scents are ephemeral, while internal events such as our emotions and memories are permanent. The name 'Ephemeral' reflects this idea as it means 'temporary' and 'Dyadic' represents the relationship between two subjects. This concept emphasizes the bond between the fragrance and the wearer.