The Zig Zag Spring Sofa Upholstery (also known as sinuous spring system) is a durable and high-performance seating support solution commonly used in modern sofas and upholstered furniture. Designed in a continuous “S” or zigzag shape, these springs provide excellent comfort, flexibility, and long-lasting resilience. They are widely used in both residential and commercial furniture due to their strong support and cost-effective performance. 
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Product Specifications
Material: High carbon steel / tempered steel
Shape: Continuous Zig Zag (S-shaped) spring
Wire Gauge: Availa