I need to find a pet!!?

About the size of a cat, playful, cant STINK or have a reputation to stink (my mom will reject it immediatly if so) i would orefer for it to not meed a cag must be a mammal or marsupial (under 300 dollars) im not allowed a cat or dog or ferret or sugar glider or opossums or skunks or foxes or hedgehog anything else b my mom so i need help to find a pet!