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Product Description
Product code: 844440001
Sealy Posturepedic Acclaim Refine Flex Firm King Mattress: Smart Support. Sustainable Comfort.
Upgrade your sleep with the Sealy Posturepedic Acclaim Refine Flex Firm King Mattress, expertly crafted in Australia with the latest in orthopaedic research and innovative sleep technology. Designed to intelligently sense your body’s weight and respond with precision support, this firm king-size mattress offers the perfect balance of comfort and alignment—ideal for larger bedrooms and shared sleeping spaces.
Key Features:
- AlignSupport™ Coil System: Featuring Sealy’s signature six-turn coil for advanced support. Stage One responds to your body’s shape, while Stage Two delivers deep, stable support to promote natural spinal alignment.
- ComfortCore® with SenseMaterial: A pressure-relieving layer located in the centre third of the mattress, specifically designed to reduce tension in the lower back and hips for enhanced comfort and durability.
- Smartex® Moisture Management Technology: Actively draws away heat and moisture to help regulate your sleeping temperature and maintain a more comfortable climate through the night.
- Sustainable Luxury Fabric Blend: Sealy’s commitment to the environment is evident in this mattress, which uses high-quality fabric yarns made with at least 35% recycled and sustainable materials.
- Premium Comfort Layers: Includes a blend of Sealy Premium Fibre, Cushioning Quilt Foam, and high-resilience Cushioning Foam for contouring comfort and consistent firmness.
- Durable Sealy Foam Base: Offers reliable foundational support for long-lasting comfort.
- FlexiCased® Edge Support: Reinforced edge system maximises the usable sleep surface and is compatible with both adjustable and slat bases. Sleep confidently right to the edge without feeling like you're going to roll off.
- BasePlank Reinforcement: A sturdy foundation layer that absorbs shock and reinforces the mattress underside for greater performance on various bases.
Perfect For:
- Couples seeking spacious sleep without compromise. Ideal for those who need firm support, enhanced durability, and motion isolation in a sustainable, intelligently designed mattress.
Size: King
Feel: Firm
Collection: Sealy Posturepedic Acclaim Refine
Made In: Australia
Firm, supportive, and environmentally conscious—reclaim your sleep with the Acclaim Refine King.

Specifications & Features
Specifications & Features
Weight & Dimensions
1900mm | |
260mm | |
2030mm | |
58kg | |
1.2m3 | |
W 1900mm x D 2030mm x H 260mm |
Colour, Shape & Style
CAPPUCCINO / WHITE |
Additional Features
King | |
King | |
Firm |
Mattress Feel
Extra Firm
Firm Support Gently Firm Cushion Firm Medium Plush
Ultra Plush
Delivery & Returns
Delivery & Returns
Standard Delivery
If you have purchased larger items, items that are shipped directly from our warehouse, or if you are simply unable to visit your closest Amart Furniture Store for collection, we are happy to arrange delivery to your nominated address on a day that is convenient for you. Delivery charges apply.
When choosing Standard Delivery, please note:
- Your delivery will need to be signed for by somebody at the nominated delivery address.
- If you have paid for your purchases by credit card over the phone, the credit card holder will need to be available at the time of delivery so that the credit card details can be verified.
- If nobody is available to accept the delivery at the nominated address and time, we will be unable to complete the delivery. In those circumstances, we will contact you to arrange re-delivery and additional charges may apply.
- Please ensure that the access is appropriate for the furniture being delivered. This includes ensuring your doorways are wide enough to fit the product in, the item can fit upstairs or in a lift (if required) and that there is nothing blocking the path of the delivery in hallways, stairwells or driveways.
- If delivery is to an upstairs area, please advise the store at time of organising delivery.
Standard Delivery costs
Delivery costs vary pending on the item to be shipped. Contact our team to arrange delivery for remote, regional, or interstate locations. Delivery times vary.
Delivery options are subject to stock availability and your geographical location. Contact your closest store to find the best delivery option for you.
Courier Delivery
If you have purchased smaller items that are shipped directly from our warehouse or items that are from our Online Exclusive range, delivery to your front door will be provided by our trusted courier delivery partners. Delivery charges apply.
- Once your items have been collected from our warehouse you will get a notification via sms or email with a tracking link. This tracking link will allow you to track the status of your order. In some cases, tracking updates could take 24 hours to update accurately.
- Metro delivery: Within 3 business days
- Regional delivery: 7 business days
Courier Delivery Costs
Courier delivery costs depend on the item/s to be shipped and the location to be shipped to. Once the items are added to the cart online and an address confirmed a delivery quote will be presented.
PLEASE NOTE: Delivery options are subject to availability, your geographical location and the products ordered being in stock. Please contact your closest store to discuss what delivery options are available to you.
Returns
Amart Furniture aims to make your online purchasing experience as easy as possible. We know that occasionally an item is not right, or does not quite look as you imagined in the room. If this is the case please review our Returns Policy or contact us.