The cushion of most patio garden sofas is usually removable. This design has several advantages: Cleaning and maintenance: Detachable mats are easier to clean and maintain. You can regularly remove the mat, remove dust, dirt, and even machine wash or hand wash to keep the courtyard garden sofa clean. Rainproof and moisture-proof: Detachable mats make it easier for you to store them in waterproof bags or move them indoors in adverse weather conditions to prevent the mats from being affected by rain or moisture. Seasonal replacement: You can easily replace the mat according to the season or personal preferences to adapt to different climates or decorative styles. Customizability: Detachable mats can usually be easily customized to meet your personal preferences and design needs. You can choose different colors, patterns, or materials. Easy to store: When not in use with the courtyard garden sofa, the detachable mat can be stored more easily, saving space. Please note that although most patio garden sofas have removable cushions, the specific situation may vary depending on the manufacturer and product. Before purchasing, check the product description or inquire with sales personnel to ensure that the courtyard garden sofa you have chosen has the cushion design you desire.