---
product_id: 460416581
title: "Mainstays Extra Thick Waterproof Mattress Pad, Twin/Twin-XL"
brand: "Mainstays"
price: "$104"
currency: NZD
in_stock: true
url: https://www.desertcart.nz/products/460416581-mainstays-extra-thick-waterproof-mattress-pad-twin-twin-xl
store_origin: NZ
region: New Zealand
---

# Mainstays Extra Thick Waterproof Mattress Pad, Twin/Twin-XL

**Brand:** Mainstays
**Price:** $104
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Mainstays Extra Thick Waterproof Mattress Pad, Twin/Twin-XL by Mainstays
- **How much does it cost?** $104 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/460416581-mainstays-extra-thick-waterproof-mattress-pad-twin-twin-xl)

## Best For

- Mainstays enthusiasts

## Why This Product

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

## Description

Keep your mattress protected with the Mainstays Extra Thick Waterproof Mattress Pad. This soft and durable pad uses a 100% polyurethane laminated quiet barrier to provide premium waterproof protection for your mattress. It features a 100% polyester microfiber top in an attractive quilted pattern that's treated with Scotchgard Stain Release and Moisture Wicking to help keep the extra-thick mattress pad looking fresh and clean while wicking away moisture for cool and breathable fabric. 100% polyester fill is treated with Microban Antimicrobial to reduce odor and improve freshness. The Mainstays Extra Thick Waterproof Mattress Pad helps extend the life of your mattress and has a Stayz N Place skirt that fits mattresses up to 18" thick to stay in place firmly without slipping and sliding during the night. Easily cared for, simply machine wash this pad as needed. Available in Twin/Twin XL, Full, Queen, and King Sizes. Mainstays Extra Thick Waterproof Mattress Pad, Twin, TwinXL:   Helps extends the life of your mattress  Tight woven top provides a barrier to allergens  Features a 238 thread count 100% polyester microfiber top for softness, style, and durability  Overfilled with polyester batting for an extra thick layer of comfort  Microfiber top treated with Scotchgard Stain Release and Moisture Wicking to keep the pad looking fresh and clean while wicking away moisture for breathability  100% polyurethane laminated quiet barrier prevents moisture from reaching your mattress  100% polyester fill is treated with Microban Antimicrobial to reduce odor and improve freshness  Stayz N Place skirt fits mattresses up to 18&quot; thick  OEKO-TEX Certified.  Twin/Twin XL Dimensions: 39'' x 80'' x 16''  Full Dimensions: 54'' x 75'' x 16''  Queen Dimensions: 60'' x 80'' x 16''  King Dimensions: 76'' x 80'' x 16''  Machine washable for easy care

## Features

- Waterproof

## Images

![Mainstays Extra Thick Waterproof Mattress Pad, Twin/Twin-XL - Image 1](https://i5.walmartimages.com/asr/b27e8bfc-ebe7-4713-9142-037b22ba7651.f5dfc718391afe9a668005fc26c8504a.jpeg)
![Mainstays Extra Thick Waterproof Mattress Pad, Twin/Twin-XL - Image 2](https://i5.walmartimages.com/asr/0b2010bd-f7ef-4441-a05b-26f65eb49b2c_3.56cd3b52120bd43aaf5330db5400268c.jpeg)
![Mainstays Extra Thick Waterproof Mattress Pad, Twin/Twin-XL - Image 3](https://i5.walmartimages.com/asr/e6399d0e-8b12-4118-8314-936c5fe2586e_3.6ead176eba532dd5f9f256b088c952d1.jpeg)
![Mainstays Extra Thick Waterproof Mattress Pad, Twin/Twin-XL - Image 4](https://i5.walmartimages.com/asr/c2fa3a36-317e-4762-863b-d7d0bf93d3c3.b9bf3cbb8479ddcaeb75fd5ff4adf548.jpeg)
![Mainstays Extra Thick Waterproof Mattress Pad, Twin/Twin-XL - Image 5](https://i5.walmartimages.com/asr/1cd6f5d8-0401-4ab9-92b9-5bab3eb0b0d3_3.2bf43870d6c22c5fce65aed318ec5ed8.jpeg)

---

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**Shop now:** [https://www.desertcart.nz/products/460416581-mainstays-extra-thick-waterproof-mattress-pad-twin-twin-xl](https://www.desertcart.nz/products/460416581-mainstays-extra-thick-waterproof-mattress-pad-twin-twin-xl)

---

*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-03-03*