What is it!?!

I've built something, but I'm definitely no Ty Pennington or Martin Timell so it´s wobbly and has gaps! 
Can you guess what this is? Cage of some kind is a popular guess, but what do you think it is?

If you can come up with what it is, I will write in as many social medias I can find, that you are the smartest in the world!!
I'll show you tomorrow....Maybe!:o)