cuffs or button cuffs
finer fabric
a cleaner back
a more formal silhouette
a longer tail
Its purpose is often to be worn under a suit or formal jacket.
A locker loop would not necessarily contribute anything important to that function.
This is why you are more likely to find one on a casual Oxford shirt than on a formal business shirt.
The Loop Became a Signature Detail
Over time, certain clothing details became associated with specific brands and styles.
The locker loop became one of those details.
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