Arthur Arthur Sleep Cool Rock Extra Firm Hybrid Mattress

Experience firm, supportive comfort with a refreshing twist in the Arthur Sleep Cool Rock Mattress. Part of the Cool Arthur range, this expertly crafted hybrid mattress combines robust pocket spring support with cooling gel foam layers to deliver a stable, temperature-regulated sleep surface night after night.Extra Firm Support & Hybrid DesignBuilt for those who prefer a firmer feel, this mattress delivers dependable support without compromising on comfort:Pocket spring system: Individually responsive springs adapt to your body’s movement, offering targeted support where you need it most.Extra firm tension: Ideal for those seeking a sturdy, supportive sleep surface that promotes proper spinal alignment.Hybrid construction: Combines spring support with comfort foams for a balanced, structured feel.Cooling Comfort & Body ContouringDesigned to help you stay cool and comfortable throughout the night:Cool gel foam layers: Help regulate temperature while gently contouring to your body.Soft comfort foam: Adds a subtle cushioning layer to enhance comfort without reducing firmness.Body-contouring support: Reduces pressure points while maintaining a firm, supportive base.Breathable & Practical Finishing TouchesQuilted fabric cover: Soft to the touch while promoting airflow for a fresher sleep environment.Hypoallergenic materials: Ideal for creating a cleaner, more comfortable sleep space.Temperature-regulating design: Supports a consistently comfortable sleep climate.Everyday ConvenienceRolled and vacuum-packed: Easy to transport and set up in any room.Turning handles: Allow for simple rotation to maintain performance over time.10-year warranty: Quality and durability you can rely on.
Product ID: 26289413
Experience firm, supportive comfort with a refreshing twist in the Arthur Sleep Cool Rock Mattress. Part of the Cool Arthur range, this expertly crafted hybrid mattress combines robust pocket spring support with cooling gel foam layers to deliver a stable, temperature-regulated sleep surface night after night.Extra Firm Support & Hybrid DesignBuilt for those who prefer a firmer feel, this mattress delivers dependable support without compromising on comfort:Pocket spring system: Individually responsive springs adapt to your body’s movement, offering targeted support where you need it most.Extra firm tension: Ideal for those seeking a sturdy, supportive sleep surface that promotes proper spinal alignment.Hybrid construction: Combines spring support with comfort foams for a balanced, structured feel.Cooling Comfort & Body ContouringDesigned to help you stay cool and comfortable throughout the night:Cool gel foam layers: Help regulate temperature while gently contouring to your body.Soft comfort foam: Adds a subtle cushioning layer to enhance comfort without reducing firmness.Body-contouring support: Reduces pressure points while maintaining a firm, supportive base.Breathable & Practical Finishing TouchesQuilted fabric cover: Soft to the touch while promoting airflow for a fresher sleep environment.Hypoallergenic materials: Ideal for creating a cleaner, more comfortable sleep space.Temperature-regulating design: Supports a consistently comfortable sleep climate.Everyday ConvenienceRolled and vacuum-packed: Easy to transport and set up in any room.Turning handles: Allow for simple rotation to maintain performance over time.10-year warranty: Quality and durability you can rely on.

Delivery Options

Economy Delivery (UK) — £3.99 Delivered in 4–7 working days.
Standard Delivery (UK) — £4.99 Delivered in 2–4 working days.
Next Day Delivery (UK) — £7.99 Delivered the next working day on selected items. Terms & conditions apply.*

How Next Day Delivery Works

Upgrade your order to Next Day Delivery and receive your item(s) the next working day.
Orders placed by 9pm, Monday to Friday will arrive the next working day.

Scottish Highlands & Northern Ireland postcodes:

Orders placed between 9pm Friday and 2pm Sunday will be delivered on Tuesday if you live in the following areas: AB, BT, DD, EH, EX, FK, G, IV, IoM, KA, KY, ML, PA, PH, PL, TD, TR.
Remote postcodes (two working days): Our Next Day Delivery service takes two working days instead of one for the following postcodes: HS2, KW16–17, PA61–PA75, PA78, PH30, PH41–44, ZE2–3.

Ireland & The Channel Islands:

All orders to Ireland and the Channel Islands are eligible for standard delivery at a fixed fee of £7.95.

Channel Islands: Standard delivery in 3–4 days (£7.95), or Express delivery in 2 days (£9.50).
Republic of Ireland: Delivery within 7–10 days.


Unfortunately, Next Day Delivery is not available to Ireland or the Channel Islands.

Marketplace Items

The BrandAlley Marketplace allows our carefully selected partner sellers to offer you an additional range of products. Marketplace items are clearly labelled on the product page as 'Shipped from our partner'.
These sellers are responsible for managing your order, including shipping, delivery, and customer service.
Delivery timeframes and costs may vary by seller, you'll see the details clearly displayed at checkout before you place your order.
For any questions about your marketplace order, please contact the seller directly via your account.

Items available on pre-order means our suppliers send stock to our warehouse once you've placed your order. Because of this, delivery times can vary from sale to sale.
To see exactly when your item will arrive, please check the estimated delivery date (ETA) shown on the product page, in your basket, and at checkout.
If you order from more than one sale, we'll automatically split your order and ship items separately as they become available, so you receive each piece as soon as possible.

Delivery Options

Economy Delivery (UK) — £3.99 Delivered within 4–7 working days of our warehouse receiving your item from the supplier.
Standard Delivery (UK) — £4.99 Delivered within 2–4 working days of our warehouse receiving your item from the supplier.

Delivery Options

Economy Delivery (UK) — £3.99 Delivered in 4–7 working days.
Standard Delivery (UK) — £4.99 Delivered in 2–4 working days.
Next Day Delivery (UK) — £7.99 Delivered the next working day on selected items. Terms & conditions apply.*

How Next Day Delivery Works

Upgrade your order to Next Day Delivery and receive your item(s) the next working day.
Orders placed by 9pm, Monday to Friday will arrive the next working day.

Scottish Highlands & Northern Ireland postcodes:

Orders placed between 9pm Friday and 2pm Sunday will be delivered on Tuesday if you live in the following areas: AB, BT, DD, EH, EX, FK, G, IV, IoM, KA, KY, ML, PA, PH, PL, TD, TR.
Remote postcodes (two working days): Our Next Day Delivery service takes two working days instead of one for the following postcodes: HS2, KW16–17, PA61–PA75, PA78, PH30, PH41–44, ZE2–3.

Ireland & The Channel Islands:

All orders to Ireland and the Channel Islands are eligible for standard delivery at a fixed fee of £7.95.

Channel Islands: Standard delivery in 3–4 days (£7.95), or Express delivery in 2 days (£9.50).
Republic of Ireland: Delivery within 7–10 days.


Unfortunately, Next Day Delivery is not available to Ireland or the Channel Islands.