Lightweight refers to articles such as footwear, apparel, and accessories that are not heavy. Articles that are lightweight are easily portable and do not wear heavily upon the body.
About Loafers:
Loafers or penny loafers are low, leather step-in shoes with tops that resemble moccasins, but have broad flat heels. Loafers have no shoelaces or buckles. Penny loafers are made of leather and are often worn for formal occasions.