---
product_id: 477276040
title: "Liner 157 mil (4 mm) 51 sqft Car Sound Deadening Closed Cell Foam & Heat Insulation mat - PE Foam Sound Deadener Material & Heat Barrier"
brand: "siless"
price: "¥41110"
currency: JPY
in_stock: true
category: "Siless"
url: https://www.desertcart.jp/products/477276040-liner-157-mil-4-mm-51-sqft-car-sound-deadening
store_origin: JP
region: Japan
---

# 51 sq ft total coverage High heat-blocking thermal insulation 4mm thick closed-cell PE foam Liner 157 mil (4 mm) 51 sqft Car Sound Deadening Closed Cell Foam & Heat Insulation mat - PE Foam Sound Deadener Material & Heat Barrier

**Brand:** siless
**Price:** ¥41110
**Availability:** ✅ In Stock

## Summary

> 🚗 Silence the noise, block the heat, own the ride.

## Quick Answers

- **What is this?** Liner 157 mil (4 mm) 51 sqft Car Sound Deadening Closed Cell Foam & Heat Insulation mat - PE Foam Sound Deadener Material & Heat Barrier by siless
- **How much does it cost?** ¥41110 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/477276040-liner-157-mil-4-mm-51-sqft-car-sound-deadening)

## Best For

- siless enthusiasts

## Why This Product

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

## Key Features

- • **Moisture & Rust Resistant:** Closed-cell design blocks water and oil, preventing rust and extending vehicle life.
- • **Versatile Thermal Barrier:** Ideal for firewall, doors, roof, trunk, and floor—boosts sound deadening when paired with Siless mats.
- • **Expansive Coverage, One Package:** 39 self-adhesive sheets cover a generous 51 sq ft—perfect for full vehicle insulation projects.
- • **Effortless Peel-and-Stick Installation:** Strong adhesive backing ensures a secure fit with no mess or fuss—stick it once, done.
- • **Precision Thickness for Maximum Impact:** At 157 mil (4mm), this dense foam delivers superior vibration and noise absorption.

## Overview

Siless Liner is a premium 4mm thick closed-cell polyethylene foam designed for automotive sound deadening and heat insulation. With 39 self-adhesive sheets covering 51 sq ft, it offers durable, moisture-resistant, and fire-retardant protection that reduces noise reverberations and thermal transfer. Its high-density structure prevents rust and oil damage, making it a long-lasting upgrade for vehicle interiors and engine compartments.

## Description

Siless Liner 157 mil (4 mm) 51 sqft Car Sound Deadening Closed Cell Foam & Heat Insulation mat - PE Foam Sound Deadener Material & Heat Barrier : desertcart.ae: Automotive

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Asin | B095P85BB7 |
| Best Sellers Rank | #31 in Automobile Insulation |
| Date First Available | 3 June 2021 |
| Item Model Number | SLL51 |
| Manufacturer | Siless |
| Product Dimensions | 38.48 x 31.6 x 0.1 cm; 1.77 kg |

## Product Details

- **Brand:** Siless
- **Item thickness:** 0.16 Inches
- **Material:** Polyethylene (PE)
- **Product dimensions:** 38.5L x 31.6W centimeters
- **Recommended uses for product:** automotive insulation and noise reduction

## Images

![Liner 157 mil (4 mm) 51 sqft Car Sound Deadening Closed Cell Foam & Heat Insulation mat - PE Foam Sound Deadener Material & Heat Barrier - Image 1](https://m.media-amazon.com/images/I/811LRzalbpL.jpg)

## Available Options

This product comes in different **Material Type, Style** options.

## Frequently Bought Together

- Siless Liner 157 mil (4 mm) 51 sqft Car Sound Deadening Closed Cell Foam & Heat Insulation mat - PE Foam Sound Deadener Material & Heat Barrier
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**Shop now:** [https://www.desertcart.jp/products/477276040-liner-157-mil-4-mm-51-sqft-car-sound-deadening](https://www.desertcart.jp/products/477276040-liner-157-mil-4-mm-51-sqft-car-sound-deadening)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-10-16*