What’s the most flattering short type for a skinny girl whose average height

I hardly have curves and I really like biker shorts but when I wear them I feel like I look like a damn box. I don’t like short shorts I’m just trying to get suggestions because every year all I wear is dresses. I want to feel and look confident but every time I see a picture in shorts I cringe because my legs look like string beans and I look like a damn pole