Sealy Posturepedic Acclaim Ultra Chiswick Ultra Firm Mattress

Experience Unmatched Comfort and Support with the Sealy Posturepedic® Acclaim Ultra Firm Mattress — Where Luxury Meets Sustainability

Discover the perfect balance of firmness and comfort with the Acclaim Ultra Firm Mattress, designed to give you restorative sleep night after night. Engineered with innovative SMARTEX® temperature-regulating technology, it keeps you cool and fresh so you wake up feeling energised and refreshed.

Crafted with eco-conscious luxury, the Acclaim features premium fabrics made from at least 35% recycled materials — so you can rest easy knowing you’re supporting a healthier planet without compromising on comfort.

We have your back.

Sink into the ultra-firm, gel-infused ComfortCore® layer that adapts to your body’s contours, easing muscular tension and delivering targeted pressure relief exactly where you need it most. Coupled with a deep super-firm foam layer, this mattress provides exceptional support for a healthier spine alignment and long-lasting durability.

Supporting your body in all the right places, this ulra firm foam mattress is a great choice if you are looking for a good quality ultra firm mattress. Its support layers are refined for ultimate comfort. We’re confident that you’ll absolutely love it!

SMARTEX® Technology

Stay cool and comfortable all night long. SMARTEX® regulates body temperature by wicking away moisture and enhancing airflow, creating an ideal sleep environment. Progresssive HD Comfort Sustainable Fabric Design

Sustainable Fabric Design

All Sealy Posturepedic® Acclaim mattresses feature luxury fabric yarns made with a minimum of 35% recycled and sustainable materials—designed with the planet in mind.

ComfortCore® Support

A gel-infused, ultra-firm comfort layer in the centre third of the mattress conforms quickly to your body’s natural contours, absorbing muscular tension and providing pressure relief where it’s needed most.

Premium Wool Fibre Blend

Enjoy a plush, breathable surface with excellent thermal properties. The wool blend promotes airflow and maintains comfort throughout the night.

Cushioning Quilt Foam

Engineered with super high-density, this high-density quilt foam offers superior pressure relief and enhanced comfort, wrapping your body in mattress.

Deeper Super Firm Foam

A resilient foundation of high-quality Sealy foam delivers dependable comfort and support that stands the test of time. 

100% Australian-Made Mattress

This mattress is 100% Australian-made. This gives you a finely crafted mattress that is made using the best Australian-sourced materials and highest industry standards.  

Adjust For Individual Needs

This Mattress is specifically designed to be used with adjustable bases, giving you a level of individual flexibility to adjust your height and position each night for the most comfortable rest.

Buy it with confidence

Enjoy the benefits of a 10-year manufacturer's warranty.

Dimensions