This looks suspiciously like a two way mirror. In a shower : r/CrappyDesign

This mirror which sticks out from both ends : r/CrappyDesign

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Two way bathroom mirror because a wall wasnt as appealing : r/CrappyDesign

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This bathroom stall door has a big mirror facing both the barely-devived urinals right next to it. : r/CrappyDesign

This mirror in a, other than that, very nice hotel : r/CrappyDesign

One Way Bathroom Mirror - Abode Public bathrooms, Crazy bathrooms, Public restroom

This looks suspiciously like a two way mirror. In a shower : r/CrappyDesign