Based on the provided details, here's a breakdown of the features of the black crepe midi dress:

• Height/Measurement: The dress is midi in height, suggesting a length that falls below the knee and above the ankle.

• Pattern: The dress has a slim pattern, indicating a fitted silhouette.

• Arm Type: The dress has a single arm, suggesting it's asymmetrical or has only one sleeve.

• Material: The dress is made of crepe, known for its lightweight and textured appearance.

• Collar Type: The collar type is asymmetrical, suggesting it's not uniform or balanced.

• Primer Condition: The dress is unlined, meaning it does not have an additional layer of fabric on the inside.

• Pattern (Fabric): The dress features a lace/guipure pattern, suggesting it has intricate lace or mesh detailing.

• Fabric Type: The fabric is weaving, indicating a woven texture.

• Color: The dress is black, suggesting a classic and versatile color option.

• Fabric/Thread Feature: The fabric/thread feature mentions crepe, indicating it's a characteristic of both the fabric and thread