---
product_id: 567548140
title: "SONICFOAM (SF4 Small/Medium/Large Black) Memory Foam Earbud Tips for Earbuds with Speaker Diameter 4.4-5.7mm - (6 Pack / 3 Pairs) - Fits most charging cases"
brand: "sonicfoam"
price: "£14.76"
currency: GBP
in_stock: true
reviews_count: 13
category: "Sonicfoam"
url: https://www.desertcart.co.uk/products/567548140-sonicfoam-sf4-small-medium-large-black-memory-foam-earbud-tips
store_origin: GB
region: United Kingdom
---

# Fits 4.4-5.7mm speaker diameter Superior noise isolation seal Memory foam lasts up to 4 weeks SONICFOAM (SF4 Small/Medium/Large Black) Memory Foam Earbud Tips for Earbuds with Speaker Diameter 4.4-5.7mm - (6 Pack / 3 Pairs) - Fits most charging cases

**Brand:** sonicfoam
**Price:** £14.76
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your earbuds — hear every detail, feel every beat.

## Quick Answers

- **What is this?** SONICFOAM (SF4 Small/Medium/Large Black) Memory Foam Earbud Tips for Earbuds with Speaker Diameter 4.4-5.7mm - (6 Pack / 3 Pairs) - Fits most charging cases by sonicfoam
- **How much does it cost?** £14.76 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/567548140-sonicfoam-sf4-small-medium-large-black-memory-foam-earbud-tips)

## Best For

- sonicfoam enthusiasts

## Why This Product

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

## Key Features

- • **Value-Packed 6-Pack:** Includes small, medium, and large sizes to find your ideal fit and keep your earbuds fresh.
- • **Durable & Eco-Friendly:** Hypoallergenic, degradable polyurethane foam that maintains shape and comfort for weeks.
- • **Perfect Fit, Every Time:** Heat-activated memory foam molds to your ear canal for a secure, all-day comfortable fit.
- • **Universal Compatibility:** Designed for earbuds with 4.4-5.7mm speaker diameter and fits most charging cases seamlessly.
- • **Immersive Sound Isolation:** Blocks ambient noise so you hear richer, deeper audio without distractions.

## Overview

SONICFOAM SF4 memory foam earbud tips deliver a premium upgrade to your audio experience with heat-activated foam that molds perfectly to your ear canal, providing superior noise isolation and enhanced sound clarity. Compatible with most earbuds featuring 4.4-5.7mm speaker diameters and charging cases, these hypoallergenic, biodegradable tips last up to 4 weeks, ensuring comfort and durability in a convenient 6-pack of small, medium, and large sizes.

## Description

Product Description The SONICFOAM Difference The key to effective isolation and superior sound is a memory foam bud which expands slow enough so that it can be inserted in the ear before it expands back to normal size to allow it to create a perfect seal. Experience sound like never before with Sonicfoam memory foam earbud tips. Keep your headphones in while you run. The heat activated memory foam fits to your ear canal in a way that creates a more secure fit. Hear what you want. Block out the rest. Isolating ambient noise means you hear more of what you want. Be amazed at how good your headphones actually are. You will hear more. The sound will be richer, deeper and more immersive. Achieve higher levels of focus while you work or study by isolating yourself from the surrounding noise. Be productive anywhere.

Review: Excellent foam tips offering comfort, good isolation and great value for money - Great Company! Really attentive to customers. They're able to offer tips comparable to Comply (Users know the deal here - Comply tips have great isolation but tend to basically disintegrate pretty quickly, which is always a disappointment because they are overpriced to begin with!) I was happy to see Sonicfoam offering a variety of options to fit most IEMs and found the fit and isolation to be on par with the best I've tried. Comfort is key and these certainly delivered on that front. I was able to get a great seal and isolation too, so of course sound quality is simply all the more enjoyable for that. You get 10 pairs! That is really good. Enough said. I particularly like foam tips because isolation is better and they tend to improve the response of almost any IEM for me, especially those with a tendency towards shouty upper mids or clinical and unforgiving treble. I don't suffer as much from ear fatigue when using these. Was very happy to potter about yesterday for hours with super comfortable fit and great immersive sound. An ungodly amount of tea was had and all seemed well with the world (my tiny world anyway). Tested with various CD to Hi Res quality tracks (various artists - R.E.M to Boards of Canada to Porcupine Tree to Kate Bush to Opeth to Mark Knopfler to Megadeth to Pink Floyd to Elliot Smith to Tears for Fears to Steven Wilson to Shed Seven to Deftones to Sheryl Crow!?! - and many more. Using: LZ A7 - Audiosense DT200 - Moondrop Aria + Fiio Q11 DAC Comfortable - Good isolation - Good quality - Great Sound. What's not to like 👍
Review: Transformed My Listening Experience! - I recently upgraded to the SONICFOAM Memory Foam Earbud Tips, and they have truly transformed my listening experience! Here’s why these tips deserve a full five stars: Comfort and Fit: The memory foam material is incredibly comfortable, molding perfectly to the shape of my ears. They provide a snug fit that stays in place, even during intense workouts or long listening sessions. No more constant adjustments or worries about them falling out! Noise Isolation: The noise isolation is phenomenal. As soon as I put them in, the outside world fades away, allowing me to immerse myself fully in my music, podcasts, or calls. These tips effectively block out ambient noise, making them perfect for both noisy environments and quiet relaxation. Sound Quality: The improvement in sound quality is noticeable. The foam tips create a tight seal that enhances the bass and clarity of my earbuds. Everything sounds richer and more detailed, taking my audio experience to a new level. Durability: I've been using these tips for a few weeks now, and they show no signs of wear and tear. They retain their shape and comfort after multiple uses, which speaks to their durability and quality. Ease of Use: Installing the SONICFOAM tips was a breeze. They fit securely onto my earbuds and stay put. Value for Money: Considering the significant upgrade in comfort and sound quality, these tips are an excellent investment. They’ve made my everyday audio experience much more enjoyable, and I couldn’t be happier with the purchase. In summary, the SONICFOAM Memory Foam Earbud Tips are a game-changer. They offer superior comfort, impressive noise isolation, enhanced sound quality, and great durability. If you’re looking to elevate your earbud experience, look no further. Highly recommended!

## Features

- A revolution in sound performance, with foam that expands at the perfect rate.
- Enjoy crisp, clear sound and comfort for an all-day immersive experience.
- Memory foam is a degradable material; each pair should last up to 4 weeks.
- Designed specifically for earbuds with a speaker diameter of between 4.4 - 5.7mm - Fits Most Charging Cases
- Available Sizes: Small, Medium, Large & Tester pack (S/M/L) | Eartip Dimensions: S=11.5mm wide / M=12.5mm wide / L=13.2mm wide / Hight for all sizes 8.5mm (Dimensions indicated are approximate and may differ slightly)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CC123W8Q |
| Best Sellers Rank | 16,461 in DIY & Tools ( See Top 100 in DIY & Tools ) 3 in Ear Protection Replacement Parts |
| Brand | SONICFOAM |
| Brand Name | SONICFOAM |
| Colour | Black |
| Compatible Devices | Earphones |
| Compatible devices | Earphones |
| Country of Origin | China |
| Customer Reviews | 4.6 out of 5 stars 5,549 Reviews |
| EU Spare Part Availability Duration | 4 Weeks |
| Enclosure Material | Hypoallergenic Polyurethane Memory Foam |
| Item Dimensions | 13.2 x 7 x 2.4 centimetres |
| Item Type Name | replacement-earpads |
| Item dimensions L x W x H | 13.2 x 7 x 2.4 centimetres |
| Manufacturer | SONICFOAM |
| Manufacturer Part Number | SF61SMLB |
| Material | Hypoallergenic Polyurethane Memory Foam |
| Model Number | SF61SMLB |
| Product Warranty | Other |
| Unit Count | 3.0 count |
| Unit count | 3.0 count |

## Product Details

- **Brand:** SONICFOAM
- **Colour:** Black
- **Compatible devices:** Earphones
- **Item dimensions L x W x H:** 13.2 x 7 x 2.4 centimetres
- **Material:** Hypoallergenic Polyurethane Memory Foam

## Images

![SONICFOAM (SF4 Small/Medium/Large Black) Memory Foam Earbud Tips for Earbuds with Speaker Diameter 4.4-5.7mm - (6 Pack / 3 Pairs) - Fits most charging cases - Image 1](https://m.media-amazon.com/images/I/61Cy3NkxR2L.jpg)
![SONICFOAM (SF4 Small/Medium/Large Black) Memory Foam Earbud Tips for Earbuds with Speaker Diameter 4.4-5.7mm - (6 Pack / 3 Pairs) - Fits most charging cases - Image 2](https://m.media-amazon.com/images/I/71yhs8l3yHL.jpg)
![SONICFOAM (SF4 Small/Medium/Large Black) Memory Foam Earbud Tips for Earbuds with Speaker Diameter 4.4-5.7mm - (6 Pack / 3 Pairs) - Fits most charging cases - Image 3](https://m.media-amazon.com/images/I/71QwqrwAKrL.jpg)
![SONICFOAM (SF4 Small/Medium/Large Black) Memory Foam Earbud Tips for Earbuds with Speaker Diameter 4.4-5.7mm - (6 Pack / 3 Pairs) - Fits most charging cases - Image 4](https://m.media-amazon.com/images/I/81pozDwApxL.jpg)
![SONICFOAM (SF4 Small/Medium/Large Black) Memory Foam Earbud Tips for Earbuds with Speaker Diameter 4.4-5.7mm - (6 Pack / 3 Pairs) - Fits most charging cases - Image 5](https://m.media-amazon.com/images/I/71V+fsdy5aL.jpg)

## Available Options

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

## Questions & Answers

**Q: Hi, I’m currently using B&O e8 and want to know if these fit that model?**
A: I bought the SF2, Large, Black for my B&O Beoplay E8 (2020 model) and they fit the buds and charger perfectly. So I assume the medium will also fit.

**Q: Beats Flex aren't on the list.  Do they fit?**
A: The SF1s will fit the Flex according to their website.

**Q: Hi, would these fit the AirPods Pro?**
A: Thank you for contacting Sonicfoam. Unfortunately they do not fit the AirPods Pro.

**Q: I need the SF2 in small.  Will you get any more in stock soon?**
A: Thank you for contacting Sonicfoam, our new stock should be available by mid September.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent foam tips offering comfort, good isolation and great value for money
*by G***D on 11 March 2023*

Great Company! Really attentive to customers. They're able to offer tips comparable to Comply (Users know the deal here - Comply tips have great isolation but tend to basically disintegrate pretty quickly, which is always a disappointment because they are overpriced to begin with!) I was happy to see Sonicfoam offering a variety of options to fit most IEMs and found the fit and isolation to be on par with the best I've tried. Comfort is key and these certainly delivered on that front. I was able to get a great seal and isolation too, so of course sound quality is simply all the more enjoyable for that. You get 10 pairs! That is really good. Enough said. I particularly like foam tips because isolation is better and they tend to improve the response of almost any IEM for me, especially those with a tendency towards shouty upper mids or clinical and unforgiving treble. I don't suffer as much from ear fatigue when using these. Was very happy to potter about yesterday for hours with super comfortable fit and great immersive sound. An ungodly amount of tea was had and all seemed well with the world (my tiny world anyway). Tested with various CD to Hi Res quality tracks (various artists - R.E.M to Boards of Canada to Porcupine Tree to Kate Bush to Opeth to Mark Knopfler to Megadeth to Pink Floyd to Elliot Smith to Tears for Fears to Steven Wilson to Shed Seven to Deftones to Sheryl Crow!?! - and many more. Using: LZ A7 - Audiosense DT200 - Moondrop Aria + Fiio Q11 DAC Comfortable - Good isolation - Good quality - Great Sound. What's not to like 👍

### ⭐⭐⭐⭐⭐ Transformed My Listening Experience!
*by P***R on 9 June 2024*

I recently upgraded to the SONICFOAM Memory Foam Earbud Tips, and they have truly transformed my listening experience! Here’s why these tips deserve a full five stars: Comfort and Fit: The memory foam material is incredibly comfortable, molding perfectly to the shape of my ears. They provide a snug fit that stays in place, even during intense workouts or long listening sessions. No more constant adjustments or worries about them falling out! Noise Isolation: The noise isolation is phenomenal. As soon as I put them in, the outside world fades away, allowing me to immerse myself fully in my music, podcasts, or calls. These tips effectively block out ambient noise, making them perfect for both noisy environments and quiet relaxation. Sound Quality: The improvement in sound quality is noticeable. The foam tips create a tight seal that enhances the bass and clarity of my earbuds. Everything sounds richer and more detailed, taking my audio experience to a new level. Durability: I've been using these tips for a few weeks now, and they show no signs of wear and tear. They retain their shape and comfort after multiple uses, which speaks to their durability and quality. Ease of Use: Installing the SONICFOAM tips was a breeze. They fit securely onto my earbuds and stay put. Value for Money: Considering the significant upgrade in comfort and sound quality, these tips are an excellent investment. They’ve made my everyday audio experience much more enjoyable, and I couldn’t be happier with the purchase. In summary, the SONICFOAM Memory Foam Earbud Tips are a game-changer. They offer superior comfort, impressive noise isolation, enhanced sound quality, and great durability. If you’re looking to elevate your earbud experience, look no further. Highly recommended!

### ⭐⭐⭐⭐⭐ Exceptional Fit and Noise Isolation—A Must-Have Upgrade
*by M***N on 15 January 2026*

Did not fit my Fender IEM but fits my daughter’s IEM. They’ve completely transformed my daughter’s listening experience. The packaging is neat and professional, with a storage case that keeps everything organized—great for switching sizes or keeping spares handy. The foam tips themselves are soft yet durable, offering a snug fit that stays comfortable even during long sessions. Noise isolation is noticeably better than standard silicone tips, making music and calls clearer and more immersive. They pair perfectly with my daughter’s in-ear headphones and don’t slip out. The customer service (Amy) is also phenomenal. tried to reach to them and she immediately responded and answered my questions. Thanks so much!

## Frequently Bought Together

- SONICFOAM Memory Foam Earbud Tips - Premium Noise Isolation, Replacement Foam Earphone Tips, 3 Pairs for in Ear Headphone Earbuds (SF4, S/M/L, Black, Tester Pack)
- JNSA 3 Flange Noise Cancelling Triple Flange Eartips Eargels Earpads Ear Tips Gels Bud Compatible with Inside Diameter 4mm-5mm Earbuds in-Ear Earphones（Inner Hole 4mm）,S/M/L,6 Pairs, Black 3F6P3
- JLab Cloud Foam Mnemonic Earbud Tips, 4 Pairs of Custom Fit Universal Tips, Memory Cloud Foam, Black/Blue

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-07-05*