1. Comfort: The sofa cushion is made of high-density sponge or memory foam to provide good support and comfort. It is not easy to deform after a long period of use. 2. Breathability: Breathable material is chosen for the fabric, such as linen or cotton, to ensure that it is not stuffy in summer and warm in winter, suitable for all seasons. 3. Easy to clean: The removable design makes cleaning easier, some products support machine washing, keep the sofa clean and hygienic. 4. Anti-slip design: With anti-slip particles or anti-slip fabric on the bottom, ensure that the mat is solid and not displaced, improve the user experience. 5. Beautiful and diverse: A variety of color and pattern choices, can match with different home styles and improve the overall decorative effect.