Seat and back cushions of these 4-piece patio furniture sets are constructed with a high-quality and resilient sponge, measuring 3.9 in. in thickness. This outdoor furniture set maintains its shape even after prolonged use, ensuring comfort and relaxation when leaning on it for extended periods. Moreover the zippered cover is UV-protected, fade-resistant and abrasion-resistant. The coffee table in our patio furniture set is crafted with high-quality tempered glass and rope, perfect for holding drinks, food and beautiful decorations. Cushions of our outdoor patio rope sofa set will be removable and washable. We've made every wide seat ergonomically to support your hips and back, so the late-night conversations will last until dawn.