An excuse letter fir not wearing my school uniform?

[Your Name]
[Your Address]
[City, State, Zip Code]
[Date]

Dear [Teacher's Name/Principal's Name],

I hope this message finds you well. I am writing to explain my absence from wearing the school uniform on [specific date]. Due to [reason, e.g., a laundry issue or a personal emergency], I was unable to wear the appropriate attire. I appreciate your understanding in this matter and will ensure it does not happen again.

Sincerely,
[Your Name]
[Your Class/Grade]