Thanks Stefaans,stefaans wrote:Ronnie, the center strap just looks higher because the straps back screw is not in. the back screw for the center strap is the screw that holds the rear fin so with the fins out it just looks this way.
I was also wondering if it was a surf strap I have seen which only attached at one end.
It looks like it could be a bit tricky getting a foot into or out of the middle strap when the side straps are close.