---
product_id: 50174888
title: "Twin Extra Long (Twin XL) Mattress Protector (8\"-11\" Depth) - Zippered Waterproof Cover - Fits College Dorm Twin XL Mattress - Hypoallergenic Premium Quality Encasement"
brand: "four seasons essentials"
price: "NT$2962"
currency: TWD
in_stock: true
category: "Four Seasons Essentials"
url: https://www.desertcart.tw/products/50174888-twin-extra-long-twin-xl-mattress-protector-8-11-depth
store_origin: TW
region: Taiwan
---

# 100% waterproof polyurethane lining 6-sided zippered encasement Fits Twin XL mattresses 8"-11" deep Twin Extra Long (Twin XL) Mattress Protector (8"-11" Depth) - Zippered Waterproof Cover - Fits College Dorm Twin XL Mattress - Hypoallergenic Premium Quality Encasement

**Brand:** four seasons essentials
**Price:** NT$2962
**Availability:** ✅ In Stock

## Summary

> 🛡️ Sleep Smart, Stay Dry, Live Protected!

## Quick Answers

- **What is this?** Twin Extra Long (Twin XL) Mattress Protector (8"-11" Depth) - Zippered Waterproof Cover - Fits College Dorm Twin XL Mattress - Hypoallergenic Premium Quality Encasement by four seasons essentials
- **How much does it cost?** NT$2962 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/50174888-twin-extra-long-twin-xl-mattress-protector-8-11-depth)

## Best For

- four seasons essentials enthusiasts

## Why This Product

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

## Key Features

- • **Effortless Setup:** Full zipper design makes installation a breeze—no wrestling, just zip and relax.
- • **Liquid-Proof Defense:** Polyurethane inner lining guarantees zero moisture penetration—perfect for kids, pets, and accidental spills.
- • **Whisper-Quiet Comfort:** Soft, breathable fabric ensures noiseless nights without crinkling under your sheets.
- • **Built to Last & Easy Care:** Durable polyester shell with machine washable convenience keeps your mattress fresh for years.
- • **Complete 360° Mattress Shield:** Zippered encasement fully seals your mattress, blocking dust, allergens, and pesky pet damage.

## Overview

This Twin XL mattress protector by Four Seasons Essentials offers a premium 6-sided zippered encasement that fits mattresses 8" to 11" deep. Featuring a 100% waterproof polyurethane lining, it blocks liquids and allergens while remaining soft and noiseless for ultimate comfort. Easy to install and machine washable, it’s designed to protect your mattress investment in college dorms or apartments with a hypoallergenic, breathable fabric backed by a 5-year warranty.

## Description

Buy Twin Extra Long (Twin XL) Mattress Protector (8"-11" Depth) - Zippered Waterproof Cover - Fits College Dorm Twin XL Mattress - Hypoallergenic Premium Quality Encasement: Mattress Encasements - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- SIX SIDED ZIPPERED ENCASEMENT - Completely encases your mattress on all sides. Our premium zippered encasements are equipped with a Velcro zipper seal to ensure that nothing gets in! Say good-bye to troublesome pets that can ruin your mattress and bring discomfort to your life. Take precaution and sleep worry-free knowing that your mattress is shielded and protected. Be smart and protect your investment with a quality mattress encasement!
- WATERPROOF - Whether you have pets or kids, accidents and spills happen. This 100% waterproof mattress protector has a polyurethane inner lining that blocks liquids and moisture from getting in. Liquids easily seep through to deeper layers of your mattress and are almost impossible to remove. Simply wrap your mattress in our premium cover, zipper seal all the way around, and your mattress will remain waterproof, dry and protected!
- SOFT & NOISELESS - Stretchable, breathable fabric keeps liquids and contaminants out without compromising comfort. Designed to be soft and completely noiseless, you will not see or hear crinkles under your sheets. With our high quality mattress protectors, you are shielded from irritating contaminants that can sneak into the deep layers of your mattress! Seal out dust, pet hair for good!
- EASY INSTALLATION - Our mattress covers have a full zipper that wraps all the way around three sides of the mattress. No more struggling squeezing your mattress into difficult encasements, simply place your mattress in the sealed end and zip all the way around it for a perfect fit.
- DURABLE & LONG LASTING - Made of high quality polyester (surface) and polyurethane (inside lining). This six-sided stretch fabric zippered mattress encasement is built to fit any Twin XL mattress that is 8” to 11” deep. Machine washable for easy cleaning and lasting use.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B074MPZL4B |
| Age Range Description | Adult |
| Best Sellers Rank | #15,403 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #19 in Mattress Encasements |
| Brand Name | Four Seasons Essentials |
| Closure Type | Zipper |
| Color | White |
| Customer Reviews | 4.6 4.6 out of 5 stars (5,103) |
| Fabric Type | Fits 8" to 11" Deep Twin XL Mattress Or Box Spring. Cover Measures 39" Wide X 80" Long. Get One for Mattress and Another for Box Spring. |
| Item Display Dimensions | 80 x 39 x 9 inches |
| Item Weight | 2 pounds |
| Manufacturer | Four Seasons Essentials |
| Manufacturer Part Number | FSE-TXL-LOW2 |
| Material Type | Polyester |
| Model Name | FSE-TXL-LOW2 |
| Model Number | FSE-TXL-LOW2 |
| Number of Items | 1 |
| Other Special Features of the Product | Breathable, Fully Encased, Hypoallergenic, Noiseless, Water Proof |
| Product Care Instructions | Machine Wash, Tumble Dry Low Heat |
| Size | Twin XL |
| Thread Count | 300 |
| Unit Count | 1 Count |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** Four Seasons Essentials
- **Color:** White
- **Size:** Twin XL
- **Special Feature:** Breathable, Fully Encased, Hypoallergenic, Noiseless, Water Proof

## Images

![Twin Extra Long (Twin XL) Mattress Protector (8"-11" Depth) - Zippered Waterproof Cover - Fits College Dorm Twin XL Mattress - Hypoallergenic Premium Quality Encasement - Image 1](https://m.media-amazon.com/images/I/81WTW-GmgXL.jpg)
![Twin Extra Long (Twin XL) Mattress Protector (8"-11" Depth) - Zippered Waterproof Cover - Fits College Dorm Twin XL Mattress - Hypoallergenic Premium Quality Encasement - Image 2](https://m.media-amazon.com/images/I/51b5thEDr5L.jpg)
![Twin Extra Long (Twin XL) Mattress Protector (8"-11" Depth) - Zippered Waterproof Cover - Fits College Dorm Twin XL Mattress - Hypoallergenic Premium Quality Encasement - Image 3](https://m.media-amazon.com/images/I/51tmjj03VKL.jpg)
![Twin Extra Long (Twin XL) Mattress Protector (8"-11" Depth) - Zippered Waterproof Cover - Fits College Dorm Twin XL Mattress - Hypoallergenic Premium Quality Encasement - Image 4](https://m.media-amazon.com/images/I/41N5OBkJqZL.jpg)
![Twin Extra Long (Twin XL) Mattress Protector (8"-11" Depth) - Zippered Waterproof Cover - Fits College Dorm Twin XL Mattress - Hypoallergenic Premium Quality Encasement - Image 5](https://m.media-amazon.com/images/I/41Zh2jIKRbL.jpg)

## Available Options

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

## Questions & Answers

**Q: Does this cover the entire mattress?**
A: Yes, it’s a complete six-sided wrap-around encasement with a long, smooth-gliding zipper and a hook and loop closure for extra security. It fully seals your mattress on all sides for maximum protection.

**Q: Is it difficult to install on the bed?**
A: Not at all! Thanks to the three-sided zipper design, it’s easy to put on, even solo. Many users, including older adults, say they installed it without help. Just unzip, slide over the mattress, and zip it closed.

**Q: Is the fabric soft and breathable?**
A: Yes. The encasement is made from high-quality polyester with a soft, silky feel that’s also quiet and breathable - no crinkly sounds, no stiffness, and no added warmth. The fabric is stretchy to ensure a snug, tight fit.

**Q: Is it waterproof and protective?**
A: Absolutely. The inner lining is 100% waterproof polyurethane, which blocks moisture, spills, and accidents. Ideal for households with pets or kids, or just for peace of mind and mattress longevity.

**Q: Are matching pillow covers available?**
A: Yes! Four Seasons Essentials offers matching pillow protectors made from the same soft, waterproof fabric with zippered closures. They’re perfect for a complete bedding protection set.

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-10-13*