Welcome to the group! You will find all sorts of information here, lots of homework for you to do
so you can get the perfect trailer for your needs.
1. First thing to do is check your tow rating on your vehicle.
2. Something that will sleep you four including having a queen size bed will likely need a 16footer or larger. When you say, 'small', did you have a length in mind?
3. Check out the trailers for sale
here: For Sale: Molded Fiberglass Travel Trailers - Fiberglass RV
You will see a lot of variety available!