I think that's normal.
You could take a look here:
http://www.oople.com/forums/showthread.php?t=164451
or here:
http://www.oople.com/forums/showthre...=156211&page=2
Or take a look at my facebook page, where there are more photographs.
https://www.facebook.com/pages/Heske...68872353145927
I'm currently out of stock due to a recent rush of orders but will be making some more very soon. Send me a PM if you want to be in the queue.