Choosing L-Shaped Sectional Sofas L-shaped Sectionals are the most well-known type of sofa on the market. They generally include a chaise and an armless chair or loveseat attached to an elongated wedge on one side, and a single-arm sofa or love seat on the other. Some may include recliner sections https://intern.ee.aeust.edu.tw/home.php?mod=space&uid=12092