the most reliable answer is always to check the school’s official uniform or dress-code policy.
Why Do Schools Have These Rules?
Uniform policies are usually designed to create a consistent appearance among students. Schools may also consider practicality, comfort, safety, and maintaining a formal educational environment.
The important point is that the rule should be applied clearly and consistently to all students, rather than relying on subjective judgments about an individual student’s appearance.
A Simple Rule to Remember
If you’re unsure about the appropriate length, a good starting point is:
Around the knee or only slightly above the knee is generally the safest choice—unless the school’s official rules state otherwise.
Ultimately, the school’s written dress code should take priority over general guidelines or opinions about what looks appropriate.