---
product_id: 466624640
title: "SAIREIDER Office Chair Cushion, Car Seat Cushion, Memory Foam Coccyx Cushion Pads for Tailbone Pain, Sciatica Relief Pillow, Correct Sitting Posture (Pink)"
brand: "saireider"
price: "¥18243"
currency: JPY
in_stock: true
category: "Saireider"
url: https://www.desertcart.jp/products/466624640-saireider-office-chair-cushion-car-seat-cushion-memory-foam-coccyx
store_origin: JP
region: Japan
---

# 100% memory foam comfort Machine washable cover Ergonomic U-shaped design SAIREIDER Office Chair Cushion, Car Seat Cushion, Memory Foam Coccyx Cushion Pads for Tailbone Pain, Sciatica Relief Pillow, Correct Sitting Posture (Pink)

**Brand:** saireider
**Price:** ¥18243
**Availability:** ✅ In Stock

## Summary

> 🪑 Sit Smart, Work Sharp — Comfort That Means Business

## Quick Answers

- **What is this?** SAIREIDER Office Chair Cushion, Car Seat Cushion, Memory Foam Coccyx Cushion Pads for Tailbone Pain, Sciatica Relief Pillow, Correct Sitting Posture (Pink) by saireider
- **How much does it cost?** ¥18243 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/466624640-saireider-office-chair-cushion-car-seat-cushion-memory-foam-coccyx)

## Best For

- saireider enthusiasts

## Why This Product

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

## Key Features

- • **Clean & Fresh:** Removable, machine-washable cover keeps your cushion hygienic and fresh—because your workspace deserves it.
- • **Universal Fit:** Generous dimensions and medium-soft firmness make it ideal for office chairs, car seats, and home use.
- • **Posture Perfect:** Promotes healthy sitting posture to keep your back aligned and energized throughout your workday.
- • **Memory Foam Magic:** Premium 100% memory foam adapts perfectly to your body, delivering all-day comfort and sciatic relief.
- • **Pressure-Relief Power:** Ergonomic U-shaped cutout suspends your coccyx, eliminating tailbone pain during long sitting sessions.

## Overview

The SAIREIDER Office Chair Cushion features a scientifically designed U-shaped memory foam pad that relieves tailbone and sciatic pain by suspending the coccyx above hard surfaces. Its medium-soft, 100% memory foam core promotes healthy posture during extended sitting, while the washable cotton-polyester cover ensures easy maintenance. Perfect for office, car, or home use, this pink cushion combines ergonomic innovation with stylish comfort.

## Description

[Ergonomic Design] Perfect office chair cushion, 100% memory foam cushion helps relieve the pressure while driving or sitting for long periods. The ergonomically designed "u" shaped cutout keeps your coccyx suspended above hard seat surface, relieving pressure all along the back, tailbone and legs. It also helps promote healthy posture.

## Features

- [Ergonomic Design] Perfect office chair cushion, 100% memory foam cushion helps relieve the pressure while driving or sitting for long periods. The ergonomically designed "u" shaped cutout keeps your coccyx suspended above hard seat surface, relieving pressure all along the back, tailbone and legs. It also helps promote healthy posture.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09YR3KXH5 |
| Age Range Description | Adult |
| Best Sellers Rank | #156,136 in Home ( See Top 100 in Home ) #694 in Home Office Back Cushions & Seat Cushions |
| Brand Name | SAIREIDER |
| Coin Variety 1 | Memory Foam,Seat Cushion |
| Color | Pink |
| Customer Reviews | 4.4 4.4 out of 5 stars (2,498) |
| Fabric Type | 80% Cotton, 20% Polyester |
| Fill Material | Memory Foam |
| Item Dimensions L x W | 45.7L x 35.6W centimeters |
| Item Firmness Description | Medium Soft |
| Item Type Name | Seat Cushion |
| Manufacturer | SAIREIDER |
| Manufacturer Part Number | SSC-A01P |
| Material Type | Memory Foam |
| Model Name | SrdSeatCushion-A01P |
| Model Number | SAIREIDER |
| Number of Pieces | 1 |
| Pattern | Solid |
| Product Care Instructions | Machine Wash |
| Recommended Uses For Product | Sitting |
| Shape | Semicircular |
| Size | Universal dimensions |
| Special Features | Washable |
| Specific Uses For Product | Sitting |
| Target Use Body Part | Back |
| UPC | 767912424972 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** SAIREIDER
- **Colour:** Pink
- **Fill material:** Memory Foam
- **Size:** Universal dimensions
- **Special features:** Washable

## Images

![SAIREIDER Office Chair Cushion, Car Seat Cushion, Memory Foam Coccyx Cushion Pads for Tailbone Pain, Sciatica Relief Pillow, Correct Sitting Posture (Pink) - Image 1](https://m.media-amazon.com/images/I/61D7V6kfD3L.jpg)

## Available Options

This product comes in different **Color** options.

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.jp/products/466624640-saireider-office-chair-cushion-car-seat-cushion-memory-foam-coccyx](https://www.desertcart.jp/products/466624640-saireider-office-chair-cushion-car-seat-cushion-memory-foam-coccyx)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-10-27*