---
product_id: 47774406
title: "(Pack of 2) Designer Brand Mens Functional Open Fly Thermal Long Johns / Underpants XL Grey & Blue"
brand: "underpants"
price: "฿6438"
currency: THB
in_stock: true
category: "Apparel"
url: https://www.desertcart.co.th/products/47774406-pack-of-2-designer-brand-mens-functional-open-fly-thermal
store_origin: TH
region: Thailand
---

# (Pack of 2) Designer Brand Mens Functional Open Fly Thermal Long Johns / Underpants XL Grey & Blue

**Brand:** underpants
**Price:** ฿6438
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** (Pack of 2) Designer Brand Mens Functional Open Fly Thermal Long Johns / Underpants XL Grey & Blue by underpants
- **How much does it cost?** ฿6438 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/47774406-pack-of-2-designer-brand-mens-functional-open-fly-thermal)

## Best For

- underpants enthusiasts

## Why This Product

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

## Description

Get these long johns today at a great price!

## Features

- You will receive 2 mens long johns as pictured!
- Very high quality fabric: 50% thermal cotton, 50% polyester; Machine washable.
- Elastic waistband, fitted design and a functional open fly provide comfortable support.
- Fantastic to stay warm during the cold season!

## Images

![(Pack of 2) Designer Brand Mens Functional Open Fly Thermal Long Johns / Underpants XL Grey & Blue - Image 1](https://images-na.ssl-images-amazon.com/images/I/41OzXHEKzwL.jpg)
![(Pack of 2) Designer Brand Mens Functional Open Fly Thermal Long Johns / Underpants XL Grey & Blue - Image 2](https://images-na.ssl-images-amazon.com/images/I/41yYgG0X7sL.jpg)
![(Pack of 2) Designer Brand Mens Functional Open Fly Thermal Long Johns / Underpants XL Grey & Blue - Image 3](https://images-na.ssl-images-amazon.com/images/I/41SxCdFi1IL.jpg)
![(Pack of 2) Designer Brand Mens Functional Open Fly Thermal Long Johns / Underpants XL Grey & Blue - Image 4](https://images-na.ssl-images-amazon.com/images/I/416ujw7zIaL.jpg)

---

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**Shop now:** [https://www.desertcart.co.th/products/47774406-pack-of-2-designer-brand-mens-functional-open-fly-thermal](https://www.desertcart.co.th/products/47774406-pack-of-2-designer-brand-mens-functional-open-fly-thermal)

---

*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-06-03*