Well Mango has one of those *Animal Hospital* igloo things, which i keep open a bit so he doesnt get too hot
Cus he's a big hamster and all the houses i try are too small D:
pip and pop have 2 ferplast housees but i'm waiting for my order to arrive with a hendrick wooden house and i'm gonna get a ceramic one hope mentioned
plastic things steam up quick and need cleaning often :L
Mimi has a gingerbread house lol i dont even know the name of it :P