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(275 customer reviews)

iSleep Support

FROM$239MAX SAVE$270

or 4 interest-free payments as low as $59.75 with
Firm High-Resilience Support Foam
Firm High-Resilience Support Foam
Cooling Gel-Quilted Foam
Cushioning Quilted Comfort Layer
Non-Slip Base Panel
Responsive Quilted Comfort Foam
Supportive Firm Pocket Spring
Supportive Firm Pocket Spring

▸  Firm Support for Your Back — Firm pocket spring mattress Sydney — built for back sleepers and lower back pain relief. Natural Bamboo Cover.

▸  Supportive Firm Pocket Spring + Pressure-Relieving Gel Comfort Foam — Individually wrapped firm springs for lumbar alignment. Gel foam comfort layer takes the edge off.

▸  100-Night Trial — Free pickup and full refund if it’s not right. Fast Sydney metro delivery.

Do we deliver to you?

iSleep Support Mattress - Size Guide
SIZE LENGTH WIDTH HEIGHT PACKAGING DIMENSION
Single 188cm 92cm 25cm L109cm x W39cm x H39cm
King Single 203cm 107cm 25cm L124cm x W39cm x H39cm
Double 188cm 138cm 25cm L155cm x W39cm x H39cm
Queen 203cm 153cm 25cm L170cm x W39cm x H39cm
King 203cm 183cm 25cm L200cm x W39cm x H39cm
Refer to pick up your order?
  • Click & Collect

Check the item location on our product pages. For assistance, call 0415 684 206  to speak to our sales team. We recommend placing your order online to reserve your stock as our products can sell out quickly.

Delivery & Return

Fast Sydney Metro Delivery

We deliver to Sydney Metro — straight to your door, ground floor, within 2–5 business days from dispatch. Free delivery applies to selected ranges — check at checkout. Need it today? Same-day delivery is available on in-stock items for orders placed before 11:30 am (fee applies). All orders include complimentary transit insurance. Check our Delivery Information policy.

100-Night Sleep Trial

Not sure? Sleep on it. Every Restmaker mattress comes with a 100-Night Trial — if it's not right, contact us before night 100 and we'll arrange free collection and a full refund. Use a mattress protector from day one and give it at least 21 nights before requesting a return. See our Returns & Refunds for details.

Product Description

The iSleep Support is built for sleepers who need firm, structured support — particularly those dealing with lower back discomfort, heavier builds, or a strong preference for a mattress that doesn’t give too much. At 25 cm with a Firm Adaptive Pocket Spring and Firm High Resilience Foam, it keeps your spine properly aligned throughout the night. Covered in bamboo fabric with eco-friendly construction, it delivers serious support without sacrificing comfort.

Who This Suits

Back sleepers and stomach sleepers are the core audience for the iSleep Support — both positions benefit from a firmer surface that keeps the lumbar spine from sinking out of alignment. Heavier-framed sleepers who find medium mattresses compress too far will appreciate how the Support maintains consistent pushback. It’s also a solid choice for anyone recovering from a back injury where a firm, stable surface is part of the recovery plan.

 

Restmaker iSLEEP SUPPORT mattress compressed and rolled in shipping box on white background - iSleep Mattress Collection

Why It’s Different

A lot of mattresses labelled ‘firm’ are simply medium mattresses with slightly denser foam — they still compress under a heavier body. The iSleep Support uses a specifically engineered Firm Adaptive Pocket Spring system and Firm High Resilience Foam, calibrated to resist compression at higher body weights and maintain spinal alignment. This comes from 25+ years of industry expertise, not a marketing label.


100-Night Sleep Trial ✦ 5-Year Warranty ✦ Fast Sydney Dispatch 

Sleep Problems It Helps With

Lower back pain on waking is one of the most common complaints we hear from Sydney customers — and the usual culprit is a mattress that lets the lumbar spine sag overnight. The iSleep Support is designed specifically to prevent that, keeping your lower back level with your hips and shoulders. If you’ve been waking up needing to stretch your lower back just to get moving, a properly firm mattress is usually the most direct fix.

Isleep Support layer by layer description form Restmaker

What's Insided

About brand

Restmaker International: Crafting high-quality, sustainable mattresses in Sydney since 1997. Handcrafted to exceed global standards using premium local materials. Your reliable "Makers of Comfort."

Shipping & Delivery

certification logo

CLEAN MATERIALS.

CERTIFIED TO PROVE IT.

Frequently
Asked
Questions
A firm mattress is often recommended for back pain sufferers, and the Support is one of the firmer options in the Restmaker range. That said, mattress needs vary between individuals. The 100-Night Trial gives you time to properly assess whether it’s the right fit for your body.

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275 reviews for iSleep Support

  1. Benjamin Clarke
    Verified Buyer

    Even on warm nights the mattress stays cool thanks to the cooling touch fabric and gel‑infused foam, maintaining a comfortable medium feel.

  2. Aiden Collins
    Verified Buyer

    Fantastic investment! The Australian designed Wellness Firm provides perfect spinal support and keeps me cool all night. Love it!

  3. Lily Chen
    Verified Buyer

    I bought the unit after reading about maker’s long-standing reputation in the bedding company, and the feel of this mattress truly speaks to the brand’s deep label.

  4. James Thomas
    Verified Buyer

    From comfort to aesthetics, Restmaker’s mattress excels; the feel is supportive and gentle, and the Australian design adds a unique charm to my room.

  5. Rebecca Lake
    Verified Buyer

    The mattress feels like a blend of firm support and plush comfort, thanks to its medium feel and Euro top. It’s a great example of Australian design, balancing modern aesthetics with practical features like edge support and breathable fabric.

  6. James Thompson
    Verified Buyer

    The selection from company delivers exactly what its name promises — a firm, structured feel that keeps my spine properly aligned throughout the night.

  7. Amelia Walker
    Verified Buyer

    I bought the selection from company and I have to say, the firm feel is exactly what my back needed.

  8. Olivia Jones
    Verified Buyer

    The sleep surface delivers exactly what its name promises — a firm, structured feel that keeps my spine properly aligned through the night.

  9. Grace Allen
    Verified Buyer

    The offering delivers exactly what its name promises — a firm, structured feel that keeps my spine properly aligned through the night.

  10. Jamie Scott
    Verified Buyer

    The option has that unmistakable firm yet adaptive feel that maker is known for — the pocket springs respond individually while the high resilience foam keeps everything structured and sup