Answer:
What is easy to get into, but hard to get out of?
What can fill a room but takes up no space?
rub me and a genie might appear
I am pronounced as one letter, written with three. I come in blue, black, brown, or grey. Reverse me and I read the same either way. What am I?
In my yard there's a bed with no pillows a trunk with no clothes a branch with no leaves. What am I looking at?
Of these things - I have two. One for me - and one for you. And when you ask about the price, I simply smile and nod twice.