After buying this, I have realized a few things. One, a circular deck serves no purpose. A rectangle might have provided a wider (better) stance. After all, I don't have 'pi' feet, only two. The ratio of deck diameter (15.5 in) to the height of the base (4 in) makes it difficult to get onto and off of this board due to the angle it makes with the floor when tipped. (The board must be tipped all the way over in order to get one's feet in place.) I think an 18 in-long rectangle with a 3 in height would offer plenty of "wobble" without the risk of breaking one's neck when climbing aboard. My other problem is that after a couple days' use, I noticed that two of six catches are broken off and rattling around inside. Who can say how long the other four will be able to hold the thing together? I think the catches must have broken during shipping, because normal use doesn't seem to put that much stress on them.
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