Functional Memory Foam: The combination of memory foam and high-density foam creates a supportive base conforming to your body for unparalleled comfort, while the seat cushion provides lasting support; enjoy premium comfort with our patio chair cushions Triple Waterproof Design: Our three-layer waterproof patio cushions feature waterproof outer oxford at front side, TPU coating at back side for reinforced water resistance, and a waterproof liner to keep your patio furniture cushions completely dry Deep Seat Cushions Demension: The seat cushion is 22" by 22", while the backrest is 22" by 18.5", both with a thickness of 3", can be used as couch sofa or replacement cushions; please take accurate measurements of your chair before placing an order Careful Constructed Cushions: These expertly constructed outdoor furniture cushions boast a solid, wide handle for easy carrying, exquisite piped edges for a refined look, and secure tie strings ensure that they stay in place Detachable Design: Hidden zipper makes the cover removable and washable; cushions and covers came in different bags and simple assembly is required, just stuff cushion foam into the covers, zip on,and wait 48 hrs for cushions to fully expand Experience unmatched comfort with our Cozyide Outdoor Cushions, meticulously crafted with a blend of memory foam and high-density foam for exceptional support and a plush seating experience. These waterproof patio cushions feature a triple-layer design, including a waterproof outer oxford, TPU coating, and a waterproof liner, ensuring your furniture stays dry even in the great outdoors. Measuring 22" x 22" with a 3" thickness, these deep seat cushions are perfect for replacing or upgrading your patio chair or sofa cushions. Easy to carry with a solid handle, these cushions also boast piped edges for a refined look and secure tie strings to keep them in place. The removable, washable cover allows for simple maintenance, making these cushions an excellent choice for outdoor seating or indoor use.