back trifold patio cushion designed for comfort, durability, and easy storage. Key benefits Comfortable support: Thick sponge filling provides a soft but supportive seat so you can relax for longer without sinking or discomfort. Weatherresistant protection: polyester cover is waterproof and oilproof, and resists sun fading for up to 500 hours to preserve appearance and performance outdoors. Stable and secure: Four string ties hold the cushion in place on your furniture and eight circle tacks keep the internal filling from shifting so the cushion maintains its shape. Features and specifications Design: Threeposition, trifold back cushion lets you use it upright, partially reclined, or fully flat to suit sitting, lounging, or napping. Durability: Built to withstand repeated folding without deforming, maintaining consistent support and shape over time. Materials: polyester cushion cover with thick sponge filling for comfort and resilience. Dimensions: Overall: 45.5' L x 22' W x 4.5' Thick When folded at 90°: Seat 22' x 20'; Backrest 22' x 25.5' Packaging and storage: vacuum packed; allow time for the cushion to expand to normal size after opening. Can be vacuum packed again for compact storage when not in use. Attachment: Includes 4 string ties for secure fastening to outdoor furniture. Shape retention: 8 circle tacks help keep the filling in place and prevent shifting. Compatibility and performance Use this cushion on patio chairs or loungers that accept a 45.5' x 22' cushion or on chairs where the folded seat/back dimensions match the listed sizes. Performance is suited for outdoor use where water resistance, oil resistance, and sunfade protection (up to 500 hours) are important. Typical use scenarios Patio dining: Add supportive comfort and staysecure ties to back dining chairs for longer outdoor meals and gatherings. Poolside or sun lounger: Adjust between upright and fully reclined positions for sunbathing, reading, or napping. Compact storage and transport: Vacuum pack for offseason storage or to take to an RV, tailgate, or camping trip where space is limited. What to expect on delivery Cushion arrives compressed in a vacuum package; allow time for full expansion after unpacking. Includes 4 ties and factoryinstalled circle tacks; no additional assembly required. Materials, dimensions, and functions are as stated above.