---
product_id: 148644873
title: "Replacement Classic Aeron Office Chair Seat Foam, Fits Medium Size B and Small Size A"
brand: "herman miller"
price: "$31.22"
currency: USD
in_stock: true
category: "Herman Miller"
url: https://www.desertcart.us/products/148644873-replacement-classic-aeron-office-chair-seat-foam-fits-medium-size
store_origin: US
region: United States of America
---

# Carbon black color match Fits Medium B & Small A sizes Ergonomic foam support Replacement Classic Aeron Office Chair Seat Foam, Fits Medium Size B and Small Size A

**Brand:** herman miller
**Price:** $31.22
**Availability:** ✅ In Stock

## Summary

> 🪑 Upgrade your Aeron, upgrade your workday.

## Quick Answers

- **What is this?** Replacement Classic Aeron Office Chair Seat Foam, Fits Medium Size B and Small Size A by herman miller
- **How much does it cost?** $31.22 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/148644873-replacement-classic-aeron-office-chair-seat-foam-fits-medium-size)

## Best For

- herman miller enthusiasts

## Why This Product

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

## Key Features

- • **Easy Installation:** Adheres effortlessly with strong double-sided tape—no tools or hassle required.
- • **Durable Foam Material:** Medium firmness foam that balances support and cushioning for all-day productivity.
- • **Ergonomic Comfort Boost:** Precision foam designed to support your knees and enhance seating comfort during long workdays.
- • **Sleek Carbon Black Finish:** Seamlessly blends with your chair’s aesthetic for a professional, polished look.
- • **Perfect Fit for Iconic Aeron:** Specifically crafted for Medium B and Small A Classic Aeron chairs to maintain original ergonomic integrity.

## Overview

This replacement seat foam is a medium-firm, carbon black pad designed exclusively for Herman Miller Classic Aeron chairs in Medium B and Small A sizes. Engineered for ergonomic knee support, it installs easily with double-sided tape, restoring your chair’s comfort and style for peak office performance.

## Description

Replacement seat foam for carbon colored Classic Aeron chair, fits sizes Small A and medium B only. This replacement seat foam pad is attached underneath the front edge of the chair seat, where your knees would naturally fall. It can easily be adhered with strong double sided tape.

## Features

- Replacement part for Herman Miller Aeron seat foam
- For Classic Aeron chairs that are size medium B and small A only
- Made of foam to help with comfortable seat support
- Carbon colored
- Fits the Classic Aeron chair to ensure ergonomic body support

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07VXB9XSF |
| Age Range Description | Adult |
| Best Sellers Rank | #262,009 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #719 in Home Office Desk Chairs |
| Brand Name | Herman Miller |
| Color | Black |
| Customer Reviews | 4.4 4.4 out of 5 stars (126) |
| Fill Material | Foam |
| Item Dimensions L x W | 14"L x 3"W |
| Item Firmness Description | Medium |
| Manufacturer | Herman Miller |
| Material Features | foam |
| Material Type | Foam |
| Number of Pieces | 1 |
| Pattern | Solid |
| Product Care Instructions | Hand Wash Only |
| Recommended Uses For Product | Office |
| Shape | Oval |
| Size | 1 Count (Pack of 1) |
| Special Features | Ergonomic |
| Unit Count | 1 Count |

## Product Details

- **Brand:** Herman Miller
- **Color:** Black
- **Fill Material:** Foam
- **Size:** 1 Count (Pack of 1)
- **Special Feature:** Ergonomic

## Images

![Replacement Classic Aeron Office Chair Seat Foam, Fits Medium Size B and Small Size A - Image 1](https://m.media-amazon.com/images/I/511fIq9Ry5L.jpg)

## Questions & Answers

**Q: Is this OEM or 3rd party supplier?**
A: I’m not sure but it fits perfectly.

## Frequently Bought Together

- Herman Miller Replacement Classic Aeron Office Chair Seat Foam, Fits Medium Size B and Small Size A
- Lumbar Support Pad Replacement for Herman Miller Classic Aeron Chair - Size B: Medium,Black
- Herman Miller 2.5-Inch Aeron Office Chair Replacement Caster Set for Standard Carpet (Set of 5)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-08-31*