They also feature a hem that is reinforcements that ensure that you stay secure in thepants and will help you stay safe during your tummy control workout. While they might not be the most comfortable pair of pants out there, they are revolutionizing the way people wear clothing and provide a great experience that is perfect for any activity. There's no one-size-fits-all answer to this phenomenon, but the best thing that someone can do is try to put on a coat and see if they can get warm. When picking out a pair of two tone gym leggings, start by considering the activity level they’d be best suited for. So, what is a leggings gym set? A leggings gym set typically includes either leggings or no-pants, a mallet, and some weights.