Sienna Modular Arm Piece Regular

Introducing the Sienna Modular Arm Piece Regular—a sleek and essential component of OPA Living’s "Build Your Own Sofa" collection. This arm piece adds structure, style, and versatility to any modular setup, allowing you to create a fully customized sofa that fits your space and lifestyle.

The Sienna Modular Arm Piece Regular offers a clean, contemporary design with a comfortable and supportive armrest, providing a refined touch to your seating arrangement. Use it as a standalone piece, or combine it with other Sienna modules to build the perfect sofa configuration—whether you prefer a smaller setup or a larger, more expansive arrangement.

Crafted with high-quality materials and attention to detail, this arm piece ensures long-lasting comfort and durability. Elevate your living area with the Sienna Modular Arm Piece Regular—where modern design meets personalized functionality. Build your own sofa with OPA Living and create a space that’s uniquely yours.

Extra Info

At OPA Living, we believe furniture should be as responsible as it is beautiful. That’s why we design with sustainably sourced materials, durable construction, and timeless style — creating pieces made to last a lifetime, not landfill.

By crafting locally in the UK, we reduce our carbon footprint, support skilled artisans, and uphold the highest standards of quality. With over 100+ family-friendly fabrics, our designs are better for your home and better for the planet.

At OPA Living, we believe true craftsmanship should stand the test of time. That’s why every sofa frame we make is backed by our Lifetime Frame Warranty, giving you complete peace of mind.

For everything else – from interiors to fabric and finishes – you’re covered by our 5-Year Warranty. Whether it’s the comfort inside or the beauty outside, we’ve got you protected so you can relax in confidence.