1.4inch thick quality pearl cotton filling: Our porch swing cushions feature a luxurious 4inch layer of pearl cotton filling. Soft, durable, and tailboneprotective, they deliver unmatched comfort, relieve fatigue, and offer a relaxing seating experience. 2.Back support design: Our outdoor swing cushions are designed with back support, featuring strategically placed backrest points to keep the filling in place and provide consistent support every time you lean back. The companion for outdoor relaxation. 3.Safety antislip straps waterproof cleaning: Our patio swing cushion comes with six antislip straps to securely fasten to your outdoor furniture, ensuring stability. Spilled water? No worries! Thanks to its quickdrying feature, moisture won't seep into the inner layers, making cleaning effortless. 4.Faderesistant outdoor cushion fabric: The cushion cover is crafted from quality solutiondyed polyester fabric with 300 GSM, offering waterproofing, sun protection, skinfriendly comfort, and breathability. With a faderesistant guarantee of over 3 years, its vibrant colors will endure countless seasons.