---
product_id: 737686582
title: "SureFire Sonic Defenders Earplugs, bk"
brand: "シュアファイア(surefire)"
price: "$2.10"
currency: USD
in_stock: false
reviews_count: 8
url: https://www.desertcart.ec/products/737686582-surefire-sonic-defenders-earplugs-bk
store_origin: EC
region: Ecuador
---

# 24dB Noise Reduction Medical-Grade Polymer Resin 670mm Durable Cord SureFire Sonic Defenders Earplugs, bk

**Brand:** シュアファイア(surefire)
**Price:** $2.10
**Availability:** ❌ Out of Stock

## Summary

> 🔕 Silence the chaos, not your conversations.

## Quick Answers

- **What is this?** SureFire Sonic Defenders Earplugs, bk by シュアファイア(surefire)
- **How much does it cost?** $2.10 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/737686582-surefire-sonic-defenders-earplugs-bk)

## Best For

- シュアファイア(surefire) enthusiasts

## Why This Product

- Trusted シュアファイア(surefire) brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Tangle-Free 670mm Cord:** Keep your earplugs handy and secure with a sleek, durable cord.
- • **Durable Medical Polymer Resin:** Crafted from premium materials trusted by military and law enforcement.
- • **Ergonomic Multi-Flange Design:** Comfortably conforms to your ear for all-day wear and secure fit.
- • **Military-Grade Noise Blocking:** Experience 24dB NRR that filters harmful noise without muffling conversations.
- • **Stay Connected While Protected:** Talk on the phone effortlessly without removing your earplugs.

## Overview

SureFire Sonic Defenders Earplugs deliver professional-grade 24dB noise reduction with an ergonomic multi-flange design made from medical-grade polymer resin. Featuring a 670mm cord for convenience, these earplugs are trusted by military and law enforcement to protect hearing while allowing clear communication.

## Description

These earplugs are officially used by military and law enforcement around the world. Ergonomic design and multi-flange trunk conform to the shape of the ear for comfort and ear bud retention. You can even talk on the phone while the earplugs are on. It will only block out harmful noises and usually does not interfere with conversations. Made of medical-grade polymer resin. Size: M Cord: Yes (26.4 inches (670 mm) NRR (sound insulation performance): 24 dB (with cap tightened) Material: Medical polymer resin

## Features

- NRR (sound insulation performance): 24dB (with cap tightened)
- Size: M
- Cord: Yes (670mm)
- Material: Medical Polymer Resin

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | SUREFIRE(シュアファイア) |
| Part number | EP4-BK-MPR |
| Item Weight | 28.4 g |
| Product Dimensions | 10.8 x 2.54 x 12.7 cm; 28.35 g |
| Is Discontinued By Manufacturer | No |
| Size | Medium |
| Color | Black |
| Style | Plus |
| Pattern | Single Item |
| Number Of Pieces | 2 |
| Specific Uses For Product | Hearing Protection |
| Batteries Included | No |
| Batteries Required? | No |
| Item Dimensions LxWxH | 10.8 x 2.5 x 12.7 cm |

## Product Details

- **Brand:** SUREFIRE(シュアファイア)
- **Color:** Black
- **Recommended Uses For Product:** Noise Protection
- **Size:** Medium
- **Style:** Plus

## Images

![SureFire Sonic Defenders Earplugs, bk - Image 1](https://m.media-amazon.com/images/I/61ws1+5qpaL.jpg)
![SureFire Sonic Defenders Earplugs, bk - Image 2](https://m.media-amazon.com/images/I/61FEa1SGg7L.jpg)
![SureFire Sonic Defenders Earplugs, bk - Image 3](https://m.media-amazon.com/images/I/612aSz2DDGL.jpg)
![SureFire Sonic Defenders Earplugs, bk - Image 4](https://m.media-amazon.com/images/I/618qD27IEbL.jpg)
![SureFire Sonic Defenders Earplugs, bk - Image 5](https://m.media-amazon.com/images/I/611EGB5gIEL.jpg)

## Available Options

This product comes in different **Pattern Name, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ フィット
*by ロ***オ on July 17, 2025*

使いやすいタイプで 耳の中が塞がります

### ⭐⭐⭐⭐ 夜の耳栓に
*by る***な on February 6, 2025*

これがないと落ち着いて眠れない。紐付きでつけ心地がいい。値段もう少しお手ごろにしてほしい。

### ⭐⭐⭐⭐⭐ 他社より高いけどおすすめ
*by あ***ん on July 16, 2025*

値段高いと思ったけど、他の商品よりも音の遮断がよくフィット感もあり使いやすいです。

## Frequently Bought Together

- SureFire EP4 Sonic Defenders Plus filtered Earplugs, triple flanged design, reusable, Black, Medium
- Walker's Razor Slim Ultra Low Profile Compact Design Adjustable Range Shooting Hunting Hearing Protection Electronic Earmuffs
- SureFire EP7 Sonic Defenders Ultra filtered Earplugs w/ Comply Canal Tips, reusable

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**Shop now:** [https://www.desertcart.ec/products/737686582-surefire-sonic-defenders-earplugs-bk](https://www.desertcart.ec/products/737686582-surefire-sonic-defenders-earplugs-bk)

---

*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-02-28*