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Corner your comfort! Mainstay Sectional Corners prepped (base & cushions) for endless patio layouts. Mix & match, solo chill, endless colors & weather-ready style. Build your outdoor oasis!

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The Mainstay Sectional Corner, comprised of a pre-assembled base and three-piece cushion set, can be paired with other Mainstay Sectional pieces to create infinite arrangements, or used on its own.

The Mainstay Sectional is modular, unique, and completely customizable. Featuring high-quality materials such as UV20 resistant resin and marine-grade fabrics, the Mainstay Sectional is designed to withstand the sun, wind, and elements of any outdoor environment. Customize with hundreds of stylish color combinations, and create endless configurations using the Mainstay Sectional’s versatile pieces.


  • Designed for deck-use
  • Base crafted of an extruded UV20 rated high-density polyethylene resin, color stabilized for up to 20,000 hours of direct sunlight
  • UV stable, moisture and mildew resistant
  • Withstands outdoor environment swelling, splintering fading or warping
  • Crafted of high-quality, marine-grade outdoor fabrics and EZ-Dri foam core
  • Easy strap and buckle system for securing cushions
  • Endless reconfiguring possibilities using interlocking system
  • Available in multiple colors


  • Width: 35"
  • Depth: 35"
  • Height: 29"
  • Seat Height: 16.5"
  • Cushion Height: 4.5"
  • Weight: 70 lbs.