Losing arm fats is a combination of both getting the right diet as well as performing the right exercises.
Keep in mind that when it comes to exercises for fat loss, you should focus on exercises which also provide overall fat loss, such as interval cardio, on top of body part specific exercises if you want to lose your arm size as quickly as possible to get a slim and feminine pair of arms!
Every woman I know wants to get rid of her belly fat, especially for women who have had gone through pregnancies, and want to get rid of the extra belly fat. Check out the video (https://youtu.be/X0jFhHLpLhI) above if you want to learn more about losing belly fat!
It includes both working on your exercises, as well as getting your foods right! Make sure to check out the above video for more information on losing stomach fat in a safe and effective manner for women.