These products will be light weight and the frame will be lower than normal beds. Most of them will be having half rails on both sides to prevent the child from rolling off the bed. This will be curvier with more design features when compared with the straight edged beds of boys.
If it is possible for you to try the bedding for some time, it will be better. This way, you will know the comfort level that you will feel with it. Try to ask the seller if you can get a sampler of it so that you can bring it home.