Spine-Lab Mattress 5-Zone Bonnell Spring | 21cm Deep, Medium-Firm Foam Comfort (Double)

Experience targeted support and lasting comfort with the Spine-Lab 5-Zone Bonnell Spring Mattress. At 21cm in total depth, this medium-firm bed blends a sturdy Bonnell spring core with high-density foam layers and a breathable, cool-touch cover. The result is a sleep surface that adapts to your body while delivering reliable spinal support all night long.

• 5-zone Bonnell spring design: precisely tuned to distribute body weight and provide pressure relief where you need it most—shoulders, hips, and lower back.
• Upper foam layers: responsive memory foam that contours to your shape for a personalized, relaxing feel and reduced motion transfer.
• Cool-touch quilted cover: engineered to wick heat away, helping you stay cooler through the night.
• Hypoallergenic materials: designed to be gentle for sensitive sleepers and reduce irritation.
• Medium-firm feel: stable support suitable for multiple sleeping positions, balancing comfort and structure.
• Durable construction: combination of a sturdy bonnell spring core with high-density foam layers for long-lasting performance.

Sizes

• Single: 92cm x 187cm x 21cm
• Double: 137cm x 187cm x 21cm
• Queen: 153cm x 203cm x 21cm
• King: 183cm x 203cm x 21cm

Why choose the Spine-Lab 5-Zone Mattress

The 5-zone design targets pressure relief and support where your body needs it most, promoting proper spinal alignment across different sleeping positions. The layered foam works in harmony with the Bonnell spring core to deliver both contouring comfort and dependable support—an advantage over single-material mattresses that can leave pressure points untreated.

Delivery, setup, and care

This mattress ships compressed, rolled, and boxed for convenient transport. Upon arrival, unpack and allow the mattress to expand to its full shape—it typically takes about 1 day. For best delivery outcomes, please provide a residential or business address (PO Boxes/Locked Bags aren’t eligible) to avoid delays.