Spinal Support King Mattress - Ex Firm

Spinal Support King Mattress – Extra Firm 3 Zone Pocket Spring Mattress

Product Description

The Spinal Support King Mattress – Extra Firm is designed for customers who prefer a highly supportive sleep surface without the uncomfortable feel of a rock-hard mattress. Combining an extra-firm support profile with a thick Euro top, premium high-density cushioning foam and a 3 Zone Individual Pocket Spring System, it delivers stable body support with enough contouring for comfortable everyday sleep.

Its 3 zone pocket spring system provides targeted support across key areas of the body while helping maintain natural spinal alignment. Each individually encased spring responds independently to body weight and movement, allowing the mattress to contour more accurately while supporting the back and reducing excessive sinkage.

The independent pocket coil construction also helps minimise partner disturbance. Movement is less likely to travel across the entire sleeping surface when one person turns, changes position or gets out of bed, making the Spinal Support Mattress a practical choice for couples.

A thick Euro top with premium high-density cushioning foam softens the surface without compromising the mattress’s extra-firm character. This creates a supportive but not excessively hard feel, making it suitable for sleepers who want firm resistance with a more comfortable, body-contouring finish.

The Spinal Support mattress also features UniSurround foam box edge support, which strengthens the mattress perimeter and provides a firmer seating edge. This reinforced border helps prevent edge breakdown, reduces the sensation of rolling off and increases the usable sleeping surface.

Premium stretch-knit fabric completes the mattress with a soft and breathable finish. The fabric encourages airflow around the sleep surface, helping create a fresher and more comfortable sleeping environment throughout the night.

Suitable for slat bases and platform beds, the Spinal Support Extra Firm Mattress is an excellent option for master bedrooms, everyday family bedrooms, guest rooms and customers seeking stronger back and body support.

For shoppers searching for an extra-firm king mattress in Sydney, an orthopaedic-support pocket spring mattress, a firm mattress with a Euro top, or a king mattress with reinforced edge support, the Spinal Support King Mattress provides reliable support, durable construction and excellent value.

Monster Furniture Clearance Depot offers affordable mattresses and bedroom furniture through its Belmore and Merrylands showrooms, with warehouse-held stock supporting convenient delivery across Sydney.

Key Features

• Extra-firm king mattress — designed for customers who prefer strong, stable body support.
• Firm but not rock-hard feel — combines dependable support with comfortable Euro top cushioning.
• 3 Zone Individual Pocket Spring System — provides targeted support across different areas of the body.
• Supports natural spinal alignment — helps maintain a balanced sleeping posture.
• Individually encased pocket springs — respond independently to your body shape and movements.
• Minimises partner disturbance — independent coils help reduce motion transfer across the mattress.
• Orthopaedic-support design — provides stable back and body support for a comfortable night’s sleep.
• Thick Euro top — contours gently to the body while preserving the extra-firm feel.
• High-density cushioning foam — adds durable surface comfort and supportive padding.
• UniSurround foam box edge support — reinforces the mattress perimeter.
• Firmer seating edge — provides greater stability when sitting on the side of the mattress.
• Reduced edge roll-off sensation — reinforced sides help sleepers feel more secure near the mattress edge.
• Larger usable sleeping surface — strong edge support allows more comfortable use of the full mattress width.
• Premium stretch-knit fabric — creates a soft and breathable sleeping surface.
• Breathable construction — helps encourage airflow and reduce heat build-up around the sleep surface.
• Suitable for slat bases and platform beds.
• Backed by a 10 Year Warranty.

Dimensions

Construction

Why Choose the Spinal Support King Mattress – Extra Firm?

The Spinal Support King Mattress – Extra Firm is an excellent choice for customers who want a strong, stable sleeping surface but do not want to sleep on a mattress that feels excessively hard. Its thick Euro top provides comfortable contouring, while the high-density foam and pocket spring system maintain the firm support underneath.

The zoned pocket springs respond independently to different parts of the body, helping distribute weight more evenly and support the spine in a natural position. This makes the mattress particularly appealing to sleepers who prefer reduced sinkage and a more supportive feel through the back, hips and waist.

Couples can also benefit from the individually encased spring design. Because each coil moves separately, disturbances caused by turning or getting out of bed are less likely to travel across the king-size sleeping surface.

The reinforced UniSurround edge system provides better stability around the mattress perimeter. It creates a firmer sitting edge, helps prevent border breakdown and allows sleepers to use more of the available surface comfortably.

It is a great choice for:

• Customers who prefer an extra-firm mattress feel
• Sleepers wanting strong back and body support
• Back sleepers seeking a stable sleeping surface
• Stomach sleepers who prefer reduced sinkage
• Heavier sleepers wanting firmer mattress resistance
• Combination sleepers who prefer strong underlying support
• Couples wanting reduced partner disturbance
• Customers who want firm support without a rock-hard surface
• Sleepers requiring reinforced mattress edges
• Customers who regularly sit near the edge of the bed
• King bed frames and platform beds
• Master bedrooms and everyday family bedrooms
• Guest rooms requiring supportive comfort
• Shoppers wanting an affordable extra-firm king mattress in Sydney

Comfort & Care Suggestions

Place the Spinal Support Mattress on a supportive slat base or platform bed with adequate centre support. A level and structurally sound foundation will help the pocket spring system perform correctly and maintain the mattress’s shape.

Rotate the mattress from head to foot periodically to encourage even wear. Follow the care instructions supplied with the mattress and avoid bending, folding or placing it on an unsuitable base.

Use a breathable waterproof mattress protector to help shield the stretch-knit surface from moisture, spills and everyday marks. Pair the mattress with a supportive pillow selected for your usual sleeping position to promote comfortable alignment through the neck, shoulders and back.

N98