Thanks for the replies - but none of the models mentioned so far are what I had - they were similar in chunkiness to an Emerica/Etnies shoe, with a well padded collar and tongue, but with a shell.
I wish I still had them, I had a couple of pairs in blue suede with white stripes, sole and toe.
I wish I still had them, I had a couple of pairs in blue suede with white stripes, sole and toe.