I am pleased with the protection case. I like that they are stackable and versatile! 2/5 stars. I love the added rainbow bonus but I now have two other kids who want them too. If youre playing music, theyll automatically pause when you take them off and play when you put them on again. I know there are a few reviews that say there is a smell to it, but thats just from it being a new product, and the scent takes about a month, but it does go away, and it didnt really bother me. So here we go:Shipping - It arrived as they said it would. I havent mounted the cross-bars yet, this will come later as summer vacation approaches. I read several questions if these were the real deal from FitFlop, and I truly believe that they are. I believe in the product description it says that the yoke system is "smooth".