Amazon.com: TEUVO Cojín de sofá antideslizante para evitar que los cojines del sofá se deslicen, cinta de velcro con adhesivo para superficies lisas, 6.6 ft de largo y 4.3 in de ancho :
Walsunny Sectional Sofa Linen Gray Couch L Shaped 4 Seat with Storage Ottoman - Walmart.com
How to Stop Sofa Cushions from Slipping with Velcro Tape - The Carpenter's Daughter