Nautilus Source 5 King Size Mattress - Liverpool
Nautilus Source 5 King Size Mattress - Liverpool - Blue is backordered and will ship as soon as it is back in stock.
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Trusted UK Store
Secure Checkout
30-Days Returns
Mainland UK Delivery
Flexible Payment Options
Flexible Payment Options
We offer flexible payment solutions at checkout, including options such as Klarna, PayPal, Shop Pay and Clearpay Instalments allowing you to spread the cost of your purchase.
Availability and terms are subject to eligibility and provider conditions.
Learn more at checkout.
Delivery & Shipping
Delivery & Shipping
We offer reliable delivery across Mainland UK, including England, Wales, and selected areas of Scotland.
We do not deliver to Northern Ireland, Isle of Man, Channel Islands, Scottish Highlands & Islands, and other remote UK postcodes.
• Standard delivery: 5-10 business days
• Made-to-order items may take approximately 3-4 weeks for delivery. Delivery timelines are shown on each product page where applicable.
Delivery times are estimated and shown on each product page. Any applicable delivery charges will be clearly displayed at checkout before purchase.
For full details, please see our Shipping & Delivery Policy.
Returns & Refunds
Returns & Refunds
We offer a 30-days return period from the date of delivery, in line with UK consumer regulations.
Items must be returned in their original condition and packaging. Made-to-order items for non-faulty returns, customers are responsible for return shipping costs unless stated otherwise..
If your item arrives damaged, faulty, or incorrect, please contact us within 48 hours of delivery so we can assist you promptly.
For full details, please refer to our Returns Policy and Refund Policy.
Product Description
Product Description
Unlock spacious reliability for your UK master bedroom with the Nautilus Source 5 King Size Mattress-Liverpool. This robust UK-constructed king (5ft x 6ft6 | 150cm x 200cm), approximately 7.25 inches (18.4cm) deep, integrates breathable fabric for sustained airflow and 7 comfortable layers with Source 5 fillings and springs-engineered for unwavering performance in premium sleeping environments.
Product Features
- Breathable fabric optimises ventilation for a consistently fresh sleep surface
- 7 comfortable layers with Source 5 fillings provide durable bounce and adaptability
- About 7.25 inches (18.4cm) depth fits conventional UK king size bed frames (5ft x 6ft6 | 150cm x 200cm)
- Spring core offers firm responsiveness and extended lifespan
- Non-tufted construction upholds structure and eases upkeep
- Rolled and boxed configuration supports hassle-free UK transport
- Excellent for master bedrooms craving space, luxury and dependability
- Peace of Mind Guarantee: If a manufacturing fault occurs, we'll replace your mattress at no cost. If you decide not to keep it, returns are possible before opening, but opened mattresses cannot be returned for preference reasons.)
Product Specifications
Product Specifications
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Easy to Assemble
Easy to Assemble
Delivered flat-packed with all required fixings and clear step-by-step instructions for straightforward home assembly. Designed to minimise complexity, most setups can be completed using basic household tools. Concealed internal fittings ensure a clean, modern look with no visible screws.
Quality Materials & Build
Quality Materials & Build
Manufactured using durable materials suitable for everyday household use. The construction is designed to provide stability under normal conditions, while the surface finish offers a smooth and practical appearance.
Dimensions & Fit
Dimensions & Fit
Please review all product dimensions carefully to ensure suitability for your space. Measurements are provided to help you plan placement within your home, whether for compact or larger rooms. We recommend checking access points such as doorways, hallways, and staircases prior to ordering to ensure smooth delivery and installation.

