Final answer:
The "Sigma Uniform" includes many pieces except for socks.
Step-by-step explanation:
The "Sigma Uniform" does not include socks. The uniform consists of several pieces, but socks are not part of it.
It's important to note that the term "Sigma Uniform" refers to a specific uniform or dress code associated with an organization or group named Sigma. This uniform may vary depending on the organization, but in this context, it does not include socks.
Without further information, we cannot provide specific details about the other pieces that make up the Sigma Uniform. It could include items such as shirts, pants, jackets, or accessories, but socks are not included.