If you have one cushion that is different from the others put it on the. This sectional L shaped sofa design has an armrest support along the longer side of the L that makes it comfortable and perfect to lounge. Design 101 Lesson 3 Sectional Styling Throw Pillows Living Room Living Room Pillows Sofa Styling Beige sofa with cushions of different sizes. How to put cushions on l shaped sofa . Mix and match in a similar theme. It would be a different shape than the other cushions. After youve connected all the couch sections put all the cushions back. Place your two largest matching cushions on the outer edges of the sofa resting against the arms. You can now enjoy your sectional sofa. I put my cover on the part of the couch that it was made for and realized that the corners needed to be finished to fit on tighter. In a small space an L-shaped sofa with one arm placed against the wall and another against the door can help frame the entryway. Think about how you layer ...