Summsun Outdoor Bench Cushion Pad 45 x 18 x 3 Inch Black — Waterproof, High-Density Comfort

Summsun Outdoor Bench Cushion Pad is a 45 x 18 x 3-inch waterproof, high-density cushion designed to add comfort and weather-resistant protection to outdoor benches and porch swings.

Designed for patios, porches and garden seating, this single-piece bench cushion by Summsun combines a durable 250gsm polyester cover with 28D high-density sponge to deliver resilient support and lasting outdoor performance. The cover uses colorfast treatments so it resists fading from sun exposure, and the removable, machine-washable design simplifies cleaning. Shipped compressed, the cushion recovers its shape within a few days.

How will this cushion fit my bench or swing?

The cushion measures 45 x 18 inches with a 3-inch thickness, a common size that fits many outdoor benches, porch swings and picnic seats. Always measure your seat width, depth, and available back clearance before ordering to ensure a neat fit and comfortable seating.

• Dimensions: 45" long x 18" wide x 3" thick.
• One-piece pad intended for single-seat benches or benches with similar seat area.
• Neutral black color pairs with many outdoor palettes and materials.
• Works on wooden, metal and wicker bench frames when measurements align.

What makes it suitable for outdoor use?

The Summsun cushion uses a weather-ready 250gsm polyester cover treated to resist water intrusion and fading from sunlight. The materials are chosen to withstand typical outdoor conditions while remaining easy to maintain.

• Waterproof polyester exterior reduces moisture absorption during light rain.
• Anti-fade finishing helps preserve color under UV exposure.
• Removable cover is machine washable for seasonal cleaning.
• Quick recovery after compression shipping—allow 1–3 days to fully expand.

How comfortable and supportive is the padding?

Inside the cover is 28D high-density sponge engineered for good resilience and support during extended outdoor seating. The foam returns quickly after use to maintain shape and support over time.

• 28D high-density foam balances softness with structural support.
• 3-inch thickness provides noticeable cushioning without excessive height.
• High rebound characteristics reduce flattening with normal use.
• Suitable for reading, relaxing or dining on a bench for extended periods.

How do I care for and get the best lifespan from this cushion?

The cover is removable and machine washable for easy upkeep; regular cleaning and seasonal storage will extend the cushion's usable life. Avoid prolonged saturation and store indoors during severe weather or winter to protect foam integrity.

• Unzip and machine wash the cover on a gentle cycle as needed.
• Allow foam to air out and fully expand after unpacking—1–3 days.
• Bring cushions indoors or under shelter in heavy rain or winter months.
• Spot-clean foam with mild detergent if necessary; avoid full immersion.

Who is this for: The Summsun 45 x 18 x 3-inch outdoor bench cushion is made for homeowners and renters who want an affordable, durable upgrade to their outdoor seating—ideal for garden benches, porch swings, picnic benches, and patio furniture that match the size. It suits people who prioritize weather resistance, easy maintenance, and stable support without changing bench proportions. If you need a different size or thickness, measure first to confirm compatibility with your furniture.