Shellback Adirondack

Seaside Casual Adirondack Shellback Chair

The Seaside Casual Adirondack Shellback Chair (model 018) stands out as a Seaside Casual original in the Shellback Adirondack Collection, delivering a contemporary, ocean-inspired evolution of the timeless Adirondack silhouette. Drawing subtle cues from sea and sand, its defining feature is the gentle, enveloping "shellback" curvature— a pronounced lower-back curve that cradles and supports the body more intuitively than traditional straight-back designs, creating an immediate sense of embrace and superior ergonomic comfort the instant you settle in. This unique contour, combined with an optimized recline angle, makes it exceptionally suited for prolonged lounging while enjoying panoramic views, casual chats, or seaside serenity—earning it accolades as part of the 2001 ICFA Design Excellence Award-winning Shellback series. Fresh, stylish, and effortlessly fun, it's an ideal fit for beaches, patios, porches, balconies, lawns, gardens, or elevated coastal living in Boca Raton.

Built from EnviroWood®, Seaside Casual's signature high-density polyethylene (HDPE) derived from 100% recycled plastic bottles and containers, the chair incorporates integrated color pigments for authentic wood-grain texture and appearance, plus UV stabilizers to combat sun damage. It stands up robustly against rotting, splintering, cracking, moisture uptake, and noticeable fading, demanding virtually no upkeep—no sanding, painting, or sealing ever required—and thriving in demanding environments like Florida's humid, salty coastal air, intense heat, or heavy rain.

Construction Highlights

• Time-tested mortise and tenon joinery paired with precision CNC machining for rock-solid structural integrity and extended lifespan.
• 316 marine-grade stainless steel fasteners (discreetly placed for a polished, seamless look).
• Signature curved, contoured slatted back and seat promoting excellent airflow, natural lumbar support, and that distinctive Shellback "hug" for unmatched seated relaxation.
• Broad, flat armrests designed for easy arm placement and added lounging ease.
• Optional cushion compatibility (sold separately; tailored Sunbrella or Outdura fabric covers available for plush comfort and superior weather resistance).
• Proudly handcrafted in the USA (Coventry, Rhode Island).

Key Specifications

• Overall dimensions: 31.25" wide × 34" deep × 40.5" high.
• Seat height: 16".
• Arm height: 24".
• Weight: 53 lbs.
• Seating capacity: 1 adult.

Colors

Offered in the full EnviroWood® palette shared across Seaside Casual lines, featuring classic solid tones such as White, Natural, Grey, Black, Charcoal, Navy, Sage, Slate, Chestnut, Cherry, Pool, Leaf, and Teal, alongside sophisticated premium heathered finishes like Heathered Teak, Heathered Smoke, Heathered Stone, and Heathered Walnut. Custom two-tone configurations available via special order for personalized flair.

Warranty

Backed by Seaside Casual's industry-leading warranty—typically 20 years for residential applications and 5 years for commercial use—ensuring long-term peace of mind.

What truly sets the Shellback apart is its innovative curved-back profile that provides a more body-contouring, supportive experience compared to the straighter, more angular Classic Adirondack lines, while preserving the same eco-conscious durability, low-maintenance ethos, and Made-in-USA quality. Whether as a standalone focal point or grouped with matching Shellback loveseats, rockers, dining chairs, bar stools, or balcony variants, it brings elevated comfort and coastal charm to any outdoor retreat. Check local Boca Raton-area dealers or trusted online retailers for current stock, quick delivery, or in-person viewing of this standout piece.