proper shaped floor mats

[culp71]

what where the original shape of the floor mats in a 71 340 cuda?
any of these definitely wrong or right?

[Cuda Cody]

Weren't the originals just rubber?   

[6bblgt]

the last ones pictured above appear to be the same shape as the OPTIONAL C92 factory "accessory floor mats" which were rubber & very few cars received

https://forum.e-bodies.org/cuda-and-challenger-general-discussion-roseville-moparts/2/original-carpet-protecting-floor-mats/6894/msg96196#msg96196