---
product_id: 87781669
title: "Silentnight 1400 Eco Comfort Mattress, Firm, Super King"
brand: "silentnight"
price: "¥1127820"
currency: JPY
in_stock: true
category: "Silentnight"
url: https://www.desertcart.jp/products/87781669-silentnight-1400-eco-comfort-mattress-firm-super-king
store_origin: JP
region: Japan
---

# 1400 sustainable EcoComfort fibres 1400 Mirapocket springs for tailored support Hypoallergenic & anti-dust mite protection Silentnight 1400 Eco Comfort Mattress, Firm, Super King

**Brand:** silentnight
**Price:** ¥1127820
**Availability:** ✅ In Stock

## Summary

> 🌙 Sleep smart, support stronger — the eco-conscious mattress for the modern professional.

## Quick Answers

- **What is this?** Silentnight 1400 Eco Comfort Mattress, Firm, Super King by silentnight
- **How much does it cost?** ¥1127820 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/87781669-silentnight-1400-eco-comfort-mattress-firm-super-king)

## Best For

- silentnight enthusiasts

## Why This Product

- Trusted silentnight brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Allergy-Safe Sleep:** Hypoallergenic and anti-dust mite materials ensure a fresh, irritation-free rest every night.
- • **Firm Yet Plush Comfort:** Hand-tufted surface locks in softness while delivering firm, ergonomic support ideal for front and back sleepers.
- • **Precision Support System:** 1400 pocket springs independently adapt to your body, reducing partner disturbance and enhancing spinal alignment.
- • **Eco-Friendly Breathability:** Stay cool and conscious with sustainable fibres that regulate temperature all night.
- • **Crafted for Quality & Sustainability:** Handmade in the UK with carbon-neutral processes, combining luxury with planet-friendly innovation.

## Overview

The Silentnight 1400 Eco Comfort Mattress Super King offers a firm, supportive sleep experience with 1400 individually pocketed springs and breathable, sustainable EcoComfort fibres. Designed to minimize partner disturbance and improve spinal alignment, it features a hand-tufted surface for lasting firmness and hypoallergenic materials for a clean, fresh sleep environment. Handmade in the UK with a commitment to sustainability, this mattress blends advanced comfort technology with eco-friendly craftsmanship.

## Description

Silentnight 1400 Eco Comfort Mattress, Firm, Super King : desertcart.co.uk: Home & Kitchen

## Features

- ECO COMFORT FIBRES : Our EcoComfort Fibre layer is made with sustainable fibres, which are extra breathable, to keep your sleeping environment at a comfortable temperature; Encased in a super-soft, breathable quilted fabric and ideal for planet savers
- LONG LASTING SUPPORT: The Mirapocket layer uses 1400 pocket springs which independently respond to movement and weight, delivering unique tailored support and ‘no roll’ together, minimising partner disturbance meaning you can get a more restful night’s sleep with fewer waking periodsMirapocket springs offer zoned support, scientifically proven to improve your spinal alignment and posture
- HAND TUFTED SLEEP SURFACE : For additional back support and a naturally firmer feel; It keeps the plush layers and filling in position to prevent it becoming flattened or lumpy; It also firms up the layers, so you keep that soft touch but you have a firmer level of support too
- HYPOALLERGENIC: This anti-dust mite and hypoallergenic mattress is allergy-friendly, offering you a clean and fresh night's sleep
- FIRM COMFORT : Highly supportive mattress for sleepers with a heavier build, enjoy extra support from head to toe - ideal for front or back sleepers
- UK’S MOST TRUSTED SLEEP BRAND: All our products are handmade in the UK and made to order, bringing your beautiful hand-crafted quality products, using the latest innovations; We lead the market in sustainability too and are proud to be a carbon neutral business

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00W4RQMR2 |
| Age Range Description | Adult |
| Benefits | Eco-friendly, Motion Isolation, Spinal Alignment, Firm Support, Hypoallergenic, Temperature Regulation |
| Best Sellers Rank | 33,066 in Home & Kitchen ( See Top 100 in Home & Kitchen ) 134 in Mattresses (Home & Kitchen) |
| Brand Name | Silentnight |
| Colour | White |
| Construction Type | Pocket Spring |
| Cover Material | Polyester Blend |
| Customer Reviews | 4.4 4.4 out of 5 stars (931) |
| Fill Material | Feather |
| Global Trade Identification Number | 05037892006228 |
| Is Customizable? | No |
| Is Extendable | No |
| Is Foldable | No |
| Item Depth | 26cm |
| Item Dimensions | 200 x 180 x 25 centimetres |
| Item Dimensions L x W x Thickness | 2L x 1.8W x 0.25Th metres |
| Item Firmness Description | Firm |
| Item Thickness | 24.5 Centimetres |
| Item Type Name | Stratus 1400 Pocket Ortho Mattress |
| Item Weight | 45.5 Kilograms |
| Manufacturer | Silentnight |
| Manufacturer Part Number | 25C14T180MH0001 |
| Material Type | Fabric |
| Mattress Coil Type | Pocketed Coil |
| Mattress Comfort Layer Material | Cotton |
| Mattress Type | Standard Mattress |
| Model Name | 25C14T180MH0001 |
| Model Number | 25C14T180MH0001 |
| Number of Items | 1 |
| Number of Layers | 1 |
| Number of Mattress Coils | 1400 |
| Number of Packs | 1 |
| Product Care Instructions | Hand Wash Only |
| Size | Super King |
| Special Features | Hypoallergenic |
| Style Name | 1400 Eco |
| Unit Count | 1.0 count |
| top-style | Euro Top |

## Product Details

- **Brand:** Silentnight
- **Cover material:** Polyester Blend
- **Fill material:** Feather
- **Item firmness description:** Firm
- **Item weight:** 45.5 Kilograms
- **Number of layers:** 1
- **Product dimensions:** 2L x 1.8W x 0.25Th metres
- **Size:** Super King
- **Special feature:** Hypoallergenic
- **Top style:** Euro Top

## Images

![Silentnight 1400 Eco Comfort Mattress, Firm, Super King - Image 1](https://m.media-amazon.com/images/I/91dS3DA4BtS.jpg)
![Silentnight 1400 Eco Comfort Mattress, Firm, Super King - Image 2](https://m.media-amazon.com/images/I/513LcSK4s-S.jpg)
![Silentnight 1400 Eco Comfort Mattress, Firm, Super King - Image 3](https://m.media-amazon.com/images/I/41ApBz+TzVL.jpg)
![Silentnight 1400 Eco Comfort Mattress, Firm, Super King - Image 4](https://m.media-amazon.com/images/I/41ksWExYHEL.jpg)
![Silentnight 1400 Eco Comfort Mattress, Firm, Super King - Image 5](https://m.media-amazon.com/images/I/41LsA1o3XLL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Questions & Answers

**Q: How do I clean my mattress?**
A: We always recommend using a mattress protector. You should not use detergents or chemical cleaners on your mattress as this may damage the fabric and stitching. Please do not remove the cover to clean the mattress, the cover is not removable.

**Q: How often should I turn my mattress?**
A: We recommend that during the first six months your mattress should be turned every two weeks and then monthly thereafter. You should alternate between turning the mattress over and rotating it from top-to-tail to ensure even settlement.

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**Shop now:** [https://www.desertcart.jp/products/87781669-silentnight-1400-eco-comfort-mattress-firm-super-king](https://www.desertcart.jp/products/87781669-silentnight-1400-eco-comfort-mattress-firm-super-king)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-10-01*