---
product_id: 185338841
title: "Casper Sleep Foundation for King Mattress"
brand: "casper"
price: "€ 1212.89"
currency: EUR
in_stock: true
reviews_count: 11
category: "Casper"
url: https://www.desertcart.pt/products/185338841-casper-sleep-foundation-for-king-mattress
store_origin: PT
region: Portugal
---

# 4-inch slat spacing Solid wood durability Tool-free assembly Casper Sleep Foundation for King Mattress

**Brand:** casper
**Price:** € 1212.89
**Availability:** ✅ In Stock

## Summary

> 🛏️ Elevate your king bed game with foundation that supports your sleep and style.

## Quick Answers

- **What is this?** Casper Sleep Foundation for King Mattress by casper
- **How much does it cost?** € 1212.89 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/185338841-casper-sleep-foundation-for-king-mattress)

## Best For

- casper enthusiasts

## Why This Product

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

## Key Features

- • **Effortless Setup:** Assemble or disassemble in minutes—no tools, no hassle, just sleep-ready.
- • **Rock-Solid Support:** Engineered with premium solid wood for unmatched durability that lasts years.
- • **Trusted Sleep Partner:** Backed by Casper’s 11+ years of sleep innovation and 4.5 million happy sleepers.
- • **Precision Slat Spacing:** Perfectly spaced 4-inch slats deliver optimal mattress support and longevity.
- • **Universal Compatibility:** Designed to fit all standard king bed frames, from metal to platform styles.

## Overview

The Casper Sleep Foundation for King Mattress features a sturdy solid wood frame with perfectly spaced 4-inch slats for optimal mattress support. It’s designed for quick, tool-free assembly and fits all standard king bed frames. With a sleek woven upholstery and a 7.5-inch height, it combines durability and style, backed by Casper’s decade-long expertise in sleep solutions.

## Description

Our foundation provides excellent support under any Casper mattress and can be assembled in minutes -- no tools required. It can also be quickly disassembled if you are moving or need to maneuver around tight corners. Older box Springs’ slats tend to be too far apart, leaving room for a mattresses. Our foundation’s slats are positioned a perfect four inches apart for optimal support. Engineered with solid wood, it has been rigorously tested for durability and proven to stand up to years of sleep.

Review: Easy to assemble! - As stated in the description on desertcart, and in the instruction manual.. the foundation is so easy to assemble! Even my 4y/o understood how to set it up! Very sturdy, love the height! Highly recommend!!
Review: Great foundation for Casper Mattress. - I purchased the king size foundation for our new bed. This item is high quality, easy to assemble, and well designed.

## Features

- Woven Exterior Upholstery
- STRONG AND STURDY: Engineered with solid wood, the foundation has been rigorously tested for durability and proven to stand up to years of sleep
- SUPPORTIVE SLATS: Perfectly spaced slats positioned a perfect four inches apart for optimal support
- EFFORTLESS ASSEMBLY: It can be easily assembled and disassembled in a matter of minutes — and you don’t need to use any tools
- COMPATIBLE WITH YOUR KING BED: The foundation is 7.5" tall and works with standard bed frames, metal bed frames, slatted bed frames, or platforms.
- COMFORT YOU CAN COUNT ON: For over 11 years, Casper has helped more than 4.5 million people get better sleep for less

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07WQJP2GT |
| Assembly Instructions Description | Included |
| Best Sellers Rank | #351,994 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #79 in Box Springs |
| Brand Name | Casper |
| Color | Grey |
| Compatible With Mattress Size | King |
| Customer Reviews | 4.6 out of 5 stars 1,072 Reviews |
| Finish Types | Painted |
| Form Factor | Rectangular, King Size |
| Furniture Finish | Gray |
| Global Trade Identification Number | 00192472004805 |
| Included Components | 2X - Center Support Beam, 2X - End Rail, 2X - Foundation Support Slats / Box Spring Support Slats, 2X - Side Rail, 4X - Corner Pin |
| Item Depth | 7.5 inches |
| Item Dimensions | 79 x 75.5 x 7.5 inches |
| Item Dimensions L x W x H | 79"L x 75.5"W x 7.5"H |
| Item Type Name | Box Spring Foundation |
| Item Weight | 88 Pounds |
| Manufacturer | Casper Sleep |
| Manufacturer Part Number | FN00000064 |
| Manufacturer Warranty Description | 2-year limited warranty. |
| Material | Wood |
| Material Type | Wood |
| Maximum Weight Recommendation | 750 Pounds |
| Model Number | FN00000064 |
| Other Special Features of the Product | Care Instructions: Spot clean the fabric with a mild detergent and let air dry before you continue using. |
| Product Dimensions | 79"L x 75.5"W x 7.5"H |
| Required Assembly | Yes |
| Shape | Rectangular |
| Size | King |
| Special Feature | Care Instructions: Spot clean the fabric with a mild detergent and let air dry before you continue using. Special Feature Care Instructions: Spot clean the fabric with a mild detergent and let air dry before you continue using. See more |
| Style | Foundation |
| Style Name | Foundation |
| UPC | 192472004805 |
| Unit Count | 1.0 Count |

## Product Details

- **Material:** Wood
- **Product Dimensions:** 79"L x 75.5"W x 7.5"H
- **Size:** King
- **Style:** Foundation

## Images

![Casper Sleep Foundation for King Mattress - Image 1](https://m.media-amazon.com/images/I/71iQ-4WrstL.jpg)
![Casper Sleep Foundation for King Mattress - Image 2](https://m.media-amazon.com/images/I/71I0i5MfotL.jpg)
![Casper Sleep Foundation for King Mattress - Image 3](https://m.media-amazon.com/images/I/51gCwj2qumL.jpg)
![Casper Sleep Foundation for King Mattress - Image 4](https://m.media-amazon.com/images/I/813vT5PfZAL.jpg)
![Casper Sleep Foundation for King Mattress - Image 5](https://m.media-amazon.com/images/I/61wk7iFR2hL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Easy to assemble!
*by B***H on April 11, 2026*

As stated in the description on Amazon, and in the instruction manual.. the foundation is so easy to assemble! Even my 4y/o understood how to set it up! Very sturdy, love the height! Highly recommend!!

### ⭐⭐⭐⭐⭐ Great foundation for Casper Mattress.
*by J***0 on November 23, 2025*

I purchased the king size foundation for our new bed. This item is high quality, easy to assemble, and well designed.

### ⭐⭐⭐⭐⭐ Easy set up
*by J***N on January 18, 2026*

Easy to install and much easier to move than an old box spring

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-05-18*