---
product_id: 1248662
title: "Archie Mcphee Instant underpants. Just add water one pair"
brand: "accoutrements"
price: "S/.44"
currency: PEN
in_stock: true
reviews_count: 8
category: "Accoutrements"
url: https://www.desertcart.pe/products/1248662-archie-mcphee-instant-underpants-just-add-water-one-pair
store_origin: PE
region: Peru
---

# Perfect prank & emergency gift Activates instantly with water Compact one-size briefs Archie Mcphee Instant underpants. Just add water one pair

**Brand:** accoutrements
**Price:** S/.44
**Availability:** ✅ In Stock

## Summary

> 💧 Instant comfort, instant laughs—wear your emergency wit!

## Quick Answers

- **What is this?** Archie Mcphee Instant underpants. Just add water one pair by accoutrements
- **How much does it cost?** S/.44 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/1248662-archie-mcphee-instant-underpants-just-add-water-one-pair)

## Best For

- accoutrements enthusiasts

## Why This Product

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

## Key Features

- • **One Size Fits All:** Low-rise briefs designed to fit any adult comfortably
- • **100% Cotton Comfort:** Soft, breathable fabric activated from a compact dry state
- • **Lightweight & Portable:** Weighs only 0.09 lbs—carry emergency underwear anywhere
- • **Hydrate & Wear in Seconds:** Just add water for instant underpants magic
- • **Ultimate Gag & Survival Gift:** A hilarious party hit that doubles as an emergency backup

## Overview

Archie McPhee Instant Underpants are a novelty one-size cotton brief that expands instantly when soaked in water. Lightweight and compact, they serve as a hilarious prank gift or a quirky emergency backup, combining humor with unexpected practicality.

## Description

Buy Archie Mcphee Instant underpants. Just add water one pair on desertcart.com ✓ FREE SHIPPING on qualified orders

Review: Funny Prank Gift! - Put this in my son's Christmas stocking as a prank gift. He did hydrate the underpants and they are not great, but could get you through an emergency if you have urinary or bowel problems!
Review: Instant underwear - Bought this for a dirty Santa gift and it was funny. They were perfect for this and worked great for the gift. It was a hit at the party, so I funny!

## Features

- Officially Licensed
- Brand New
- Archie Mcphee Instant underpants; Just add water one pair

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B004A2LW6A |
| ASIN  | B079HQ37W3 |
| Age Range Description | Adult |
| Best Sellers Rank | #69,480 in Clothing, Shoes & Jewelry ( See Top 100 in Clothing, Shoes & Jewelry ) #13,444 in Men's Fashion #41,567 in Women's Fashion |
| Bottom Style | Briefs |
| Brand Name | Accoutrements |
| Color | White |
| Customer Reviews | 4.4 4.4 out of 5 stars (3,290) |
| Date First Available  | February 1, 2018 |
| Fabric Type | 100% Cotton |
| Item Weight | 0.09 Pounds |
| Manufacturer | Accoutrements |
| Material Type | Cotton |
| Pattern | Solid |
| Product Care Instructions | Machine Wash |
| Rise Style | Low |
| Size | One Size |
| Style Name | Instant Underpants Gag Gift Water |
| Subject Character | Other |
| UPC | 791082455511 885623257198 739048120868 |
| Unit Count | 1 Count |

## Images

![Archie Mcphee Instant underpants. Just add water one pair - Image 1](https://m.media-amazon.com/images/I/61XuLWJvSeL.jpg)

## Available Options

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

## Questions & Answers

**Q: what size is it?**
A: They are a one size fits all novelty gift. They don’t have a size written anywhere on the packaging.

**Q: you will get wet underpants? right?**
A: Gave as a gift.  No underpants materialized.  They called.  Asked "What the @##$&!!!

**Q: As this showed up under my search for "Grocery", can I assume that they are edible underwear?**
A: No, they are a novelty item. A gag gift. Just add water and they rehydrate to wet granny panties. Let them dry and they a fairly soft. One size does not fit all. About a 12.

**Q: what if i use soda and not water?**
A: You'll get different colored fizzy underpants

## Customer Reviews

### ⭐⭐⭐⭐⭐ Funny Prank Gift!
*by J***R on January 1, 2026*

Put this in my son's Christmas stocking as a prank gift. He did hydrate the underpants and they are not great, but could get you through an emergency if you have urinary or bowel problems!

### ⭐⭐⭐⭐⭐ Instant underwear
*by T***T on February 21, 2026*

Bought this for a dirty Santa gift and it was funny. They were perfect for this and worked great for the gift. It was a hit at the party, so I funny!

### ⭐⭐⭐⭐⭐ absolutely hilarious
*by H***H on January 30, 2026*

Toilet humor for older siblings

## Frequently Bought Together

- Archie Mcphee Instant underpants. Just add water one pair
- Accoutrements Bacon Air Freshener
- AQKILO Squirrel Finger Puppet Set, Animals Puppet Show Theater Props, Novelty Toys Weird Stuff Gifts

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**Shop now:** [https://www.desertcart.pe/products/1248662-archie-mcphee-instant-underpants-just-add-water-one-pair](https://www.desertcart.pe/products/1248662-archie-mcphee-instant-underpants-just-add-water-one-pair)

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*Product available on Desertcart Peru*
*Store origin: PE*
*Last updated: 2026-03-18*