Serta PSX Knox Plush

Experience exceptional comfort and support with the Serta PSX Knox Plush. Featuring 5-zone support designed for full-body spinal alignment, Perfect Conform™ Memory Foam, and a classic quilted feel, this mattress delivers quality sleep at an incredible value.

Targeted Support Where You Need It Most

The PSX Knox Plush uses advanced 5-zone technology to provide customized support for different areas of your body, ensuring proper spinal alignment from head to toe. Combined with plush comfort layers, it's perfect for those who want soft cushioning with intelligent support.

Advanced Features:

• 5-Zone Support System - Targeted support zones for head, shoulders, lumbar, hips, and legs
• Perfect Conform™ Memory Foam - 1" layer contours to your body for pressure relief
• Plush Comfort Level - Soft, cushioned feel perfect for side sleepers
• Classic Quilted Top - Traditional quilted surface for timeless comfort
• Supportive Coil System - Responsive coils provide reliable support
• Full-Body Spinal Alignment - 5 zones work together to keep spine properly aligned
• Serta Quality - Over 90 years of sleep innovation
• Fast Delivery - Available in as little as 2 weeks

Perfect For:

• Side sleepers needing pressure relief with targeted support
• Those with lower back pain requiring lumbar support
• Anyone wanting memory foam comfort at a great price
• Sleepers who prefer plush, cushioned feel
• Budget-conscious shoppers wanting advanced features

What is 5-Zone Support?

Unlike traditional mattresses with uniform support, the 5-zone system provides different levels of support for different body areas: softer for shoulders and hips (pressure relief), firmer for lumbar region (spinal support). This ensures proper alignment regardless of your sleep position.

Experience the perfect combination of plush comfort and intelligent support. Quality sleep at a price that makes sense.

Available in all sizes | In stock and ready to deliver