---
product_id: 696313710
title: "8 Inch Foam and Spring Mattress, Smaller, More Convenient WonderBox Packaging, CertiPUR-US Certified Foams, Mattress-in-a-Box, California King"
brand: "zinus"
price: "¥324429"
currency: JPY
in_stock: true
reviews_count: 5
category: "Zinus"
url: https://www.desertcart.jp/products/696313710-8-inch-foam-and-spring-mattress-smaller-more-convenient-wonderbox
store_origin: JP
region: Japan
---

# 216 responsive Bonnell coils CertiPUR-US & OEKO-TEX certified 15 cm hybrid thickness 8 Inch Foam and Spring Mattress, Smaller, More Convenient WonderBox Packaging, CertiPUR-US Certified Foams, Mattress-in-a-Box, California King

**Brand:** zinus
**Price:** ¥324429
**Availability:** ✅ In Stock

## Summary

> 🛌 Elevate your sleep game with certified comfort that fits your lifestyle!

## Quick Answers

- **What is this?** 8 Inch Foam and Spring Mattress, Smaller, More Convenient WonderBox Packaging, CertiPUR-US Certified Foams, Mattress-in-a-Box, California King by zinus
- **How much does it cost?** ¥324429 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/696313710-8-inch-foam-and-spring-mattress-smaller-more-convenient-wonderbox)

## Best For

- zinus enthusiasts

## Why This Product

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

## Key Features

- • **Certified Safe Sleep:** Crafted with CertiPUR-US certified foams and OEKO-TEX fabric for a toxin-free, healthier rest.
- • **Durable Hybrid Comfort:** Foam meets steel coils for balanced support and softness—perfect for medium-firm lovers.
- • **Space-Saving Packaging:** Innovative mattress-in-a-box design ships compressed and expands to full size in 72 hours.
- • **Long-Term Peace of Mind:** Backed by a 10-year limited warranty and supports up to 250 lbs for twin size.
- • **Optimized Support for Sleepers:** Ideal medium firmness tailored for back and stomach sleepers seeking spinal alignment.

## Overview

The Zinus Foam and Spring Hybrid Mattress combines 1 inch of high-density memory foam with 5 inches of durable Bonnell steel coils, delivering medium-firm support ideal for back and stomach sleepers. Certified by CertiPUR-US and OEKO-TEX, it ensures a safe, chemical-free sleep environment. Packaged conveniently in a compact box, it expands to full size within 72 hours and comes with a 10-year warranty, supporting up to 250 lbs for the twin size.

## Description

Product description Firm and Supportive Feel Built for back and stomach sleepers, this mattress offers a solid surface with minimal sinkage. It’s an excellent choice for growing kids, teens, or adults who prefer a firmer sleep base for spinal alignment and reduced back pain. Durable Bonnell Coil System At the core of this mattress lies a network of traditional Bonnell springs—hourglass-shaped coils that provide responsive support and even weight distribution. Certified Safe Materials Crafted from high-quality CertiPUR-US certified foam and wrapped with an OEKO-TEX certified mattress cover all produced without the use of harmful chemicals for safer, healthier sleep. Step 1 Measure Your Bed Size Measure the width, length and height of the inner edges of your bed. Measure the bed’s inner length, width, and height in cm, not the outer edges. Step 2 Select The Zinus Mattress Choose the mattress which exactly matches your bed measurements.

Review: Exelente - Me gustó mucho es comodo
Review: Matelas confortable, je recommande. - Excellent matelas, mon petit fils l'adore.

## Features

- DURABLE COMFORT – When soft, yet durable foam layers combine with steel innersprings, a match made in mattress heaven happens, resulting in this supportive spring mattress with the right hint of conforming softness
- TOP QUALITY LAYERS – 1 total inch durable high-density foam and a 5 inch base layer of heavy duty steel coils; ideal for stomach sleepers and petite to average weight individuals
- CERTIPUR US CERTIFIED - Highest quality foam is CertiPUR US Certified for durability, performance, and content
- EXPERTLY PACKAGED - Our technology allows this mattress to be efficiently compressed into one box that’s easily shipped and maneuvered into the bedroom; simply unbox, unroll and this mattress does the rest, expanding to its original shape within 72 hours
- Worry-free 10 year limited warranty included; twin mattress supports a maximum weight of 250 lbs(113.4 kg), while all other sizes can support up to 500 lbs(226.8 kg)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CKYRS739 |
| Additional Features | Breathable |
| Age Range Description | Adult |
| Best Sellers Rank | #6,093 in Home ( See Top 100 in Home ) #45 in Mattresses |
| Brand | Zinus |
| Brand Name | Zinus |
| Color | White |
| Construction Type | Hybrid |
| Country of Publication | China |
| Cover Material | Polyester |
| Customer Reviews | 4.4 out of 5 stars 2,016 Reviews |
| Fill Material | Memory Foam |
| Global Trade Identification Number | 00841550363104 |
| Included Components | Mattress |
| Is Customizable? | No |
| Is Foldable | No |
| Item Depth | 6 inches |
| Item Dimensions | 190.5 x 99.1 x 15.2 centimeters |
| Item Dimensions L x W x Thickness | 190L x 99W x 15Th centimeters |
| Item Firmness Description | Medium Firm |
| Item Type Name | Bed Mattress Conventional |
| Item Weight | 28.93 Pounds |
| Item firmness description | Medium Firm |
| Item weight | 28.93 Pounds |
| Manufacturer | Zinus |
| Manufacturer Part Number | ZU-MSSA2BZI-06T |
| Material Type | Foam Polyester |
| Mattress Coil Type | Bonnell Coil |
| Mattress Comfort Layer Material | Memory foam |
| Mattress Type | Standard Mattress |
| Model Name | Foam and Spring Mattress |
| Model Number | ZU-MSSA2BZI-06T |
| Number of Layers | 3 |
| Number of Mattress Coils | 216 |
| Portable | No |
| Product Benefits | Pressure Relief, Supportive, Temperature Regulation |
| Product Care Instructions | Spot Clean Only |
| Product dimensions | 190L x 99W x 15Th centimeters |
| Set Name | New Version |
| Shape | Rectangular |
| Size | US Twin (99W X 190L X 15H CM) |
| Style Name | Contemporary |
| Top style | Tight Top |
| UPC | 841550363104 |
| Unit Count | 1 Count |
| Weight Capacity Maximum | 113.3 Kilograms |
| top-style | Tight Top |

## Product Details

- **Brand:** Zinus
- **Cover material:** Polyester Blend
- **Fill material:** Foam
- **Item firmness description:** Medium
- **Item weight:** 73.49 Pounds
- **Number of layers:** 2
- **Product dimensions:** 2.13L x 1.83W x 0.2Th Meters
- **Size:** California King
- **Top style:** Tight Top
- **Weight limit:** 500 Pounds

## Images

![8 Inch Foam and Spring Mattress, Smaller, More Convenient WonderBox Packaging, CertiPUR-US Certified Foams, Mattress-in-a-Box, California King - Image 1](https://m.media-amazon.com/images/I/81HnPn6rwuL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Exelente
*by C***N on 17 January 2026*

Me gustó mucho es comodo

### ⭐⭐⭐⭐⭐ Matelas confortable, je recommande.
*by A***A on 7 April 2026*

Excellent matelas, mon petit fils l'adore.

### ⭐⭐⭐ Not as expected
*by M***R on 10 March 2026*

Not as expected, not value it's price

## Frequently Bought Together

- ZINUS 8 Inch Foam and Spring Hybrid Mattress [New Version], California King, Fiberglass Free, Medium Firmness, Durable Support, Certified Safe Foams & Fabric, Mattress in A Box
- LIKIMIO California King Bed Frames, Storage Headboard with Charging Station, Solid and Stable, Noise Free, No Box Spring Needed, Easy Assembly
- BEDLORE Waterproof Mattress Protector, California King Size Mattress Pad with Deep Pocket 6"-18" Depth, Soft Noiseless Dirt-Proof Bed Mattress Cover Washable for Home, Bedroom, Hotel (Gray)

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**Shop now:** [https://www.desertcart.jp/products/696313710-8-inch-foam-and-spring-mattress-smaller-more-convenient-wonderbox](https://www.desertcart.jp/products/696313710-8-inch-foam-and-spring-mattress-smaller-more-convenient-wonderbox)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-08-16*