I am skinny fat. No question about it. I am flabby everywhere. The tops of my arms are very narrow, while the?

Muscle burns more calories when your just resting than fat, so in order to lose the flab you need to build muscle (strength training) as well as some cardio. I suggest you go for a light jog for about 30 minutes a few times a week and also do some strength exercises on the alternate days. I would also suggest to eat around 1600 calories a day since that is enough to have a deficit, but not low enough for your body to eat your muscle. Good luck!