---
product_id: 417452232
title: "Under Armour Unisex Adults Undeniable Gym Sack"
brand: "under armour"
price: "225 zł"
currency: PLN
in_stock: true
reviews_count: 3
category: "Under Armour"
url: https://www.desertcart.pl/products/417452232-under-armour-unisex-adults-undeniable-gym-sack
store_origin: PL
region: Poland
---

# 20L spacious, versatile volume UA Storm water-repellent tech TPU-coated durable bottom panel Under Armour Unisex Adults Undeniable Gym Sack

**Brand:** under armour
**Price:** 225 zł
**Availability:** ✅ In Stock

## Summary

> 🎒 Gear up with the Under Armour Undeniable — where durability meets style and function!

## Quick Answers

- **What is this?** Under Armour Unisex Adults Undeniable Gym Sack by under armour
- **How much does it cost?** 225 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/417452232-under-armour-unisex-adults-undeniable-gym-sack)

## Best For

- under armour enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** TPU-coated bottom panel resists wear and tear for relentless durability
- • **Smart Storage:** Insulated front zippered pocket doubles as water bottle holder or valuables safe
- • **Modular Mobility:** Molle webbing and custom sternum clip add versatile attachment options for your essentials
- • **Custom Comfort Fit:** Adjustable cording straps let you tailor the sack to your style and comfort
- • **Weatherproof Warrior:** UA Storm tech keeps your gear dry rain or shine

## Overview

The Under Armour Unisex Adults Undeniable Gym Sack features UA Storm technology for superior water repellency, a tough TPU-coated bottom panel for enhanced durability, and a 20L capacity with smart insulated storage pockets. Adjustable straps and Molle webbing provide customizable fit and modular attachment options, making it the perfect blend of rugged performance and everyday versatility.

## Description

UA Storm technology delivers an element-battling, highly water-repellent finish Tough, TPU-coated bottom panel extends up the front for added durability Full-length, front insulated zippered pocket doubles as a water bottle sleeve or valuables pocket Fleece-lined front valuables pocket Adjustable cording straps can easily be tied for a custom length & fit Molle webbing on front panel for additional attachment points Custom UA sternum clip Style #: 1369220 Dimensions When Full: 2.4"W x 21.1"W x 15.4"L Volume: 20L 100% Polyester Imported

Review: really cool separate bag - water proof - functional really cool separate bag - water proof
Review: Bag quality is good, but strap seems to have snag..threads coming out.. - Bag quality is good, but strap seems to have snag..threads coming out..

## Features

- UA Storm technology delivers an element battling, highly water repellent finish Tough, TPU coated bottom panel extends up the front for added durability Full length, front insulated zippered pocket doubles as a water bottle sleeve or valuables pocket Fleece lined front valuables pocket Adjustable cording straps can easily be tied for a custom length & fit Molle webbing on front panel for additional attachment points Custom UA sternum clip Style : 1369220 Dimensions When Full: 2.4"W x 21.1"W x 15.4"L Volume: 20L 100% Polyester Imported
- Item Model Name : UA Undeniable Sackpack
- Item Model Number : 1369220
- Brand Name : Under Armour

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Care instructions | Hand Wash Only |

## Images

![Under Armour Unisex Adults Undeniable Gym Sack - Image 1](https://m.media-amazon.com/images/I/41FRuCUfkQL.jpg)
![Under Armour Unisex Adults Undeniable Gym Sack - Image 2](https://m.media-amazon.com/images/I/41sPNjcY3rL.jpg)
![Under Armour Unisex Adults Undeniable Gym Sack - Image 3](https://m.media-amazon.com/images/I/51VZa27AB5L.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ really cool separate bag - water proof
*by C***Z on 14 July 2025*

functional really cool separate bag - water proof

### ⭐⭐⭐ Bag quality is good, but strap seems to have snag..threads coming out..
*by N***N on 27 October 2024*

Bag quality is good, but strap seems to have snag..threads coming out..

### ⭐⭐⭐⭐ Good
*by J***9 on 10 March 2024*

Good product

## Frequently Bought Together

- Under Armour Unisex-Adult Undeniable Sackpack , Pitch Gray Medium Heather (012)/Black , One Size Fits Most
- Under Armour Squeeze Water Bottles, 32 oz Water Bottles, Sideline Sports Water Bottle with Quick-Shot Lid, Quick & Easy Hydration, Gym Water Bottles, Squeeze Bottle, 1 32oz Bottle
- Under Armour Undeniable 5.0 Duffle

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**Shop now:** [https://www.desertcart.pl/products/417452232-under-armour-unisex-adults-undeniable-gym-sack](https://www.desertcart.pl/products/417452232-under-armour-unisex-adults-undeniable-gym-sack)

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-01-25*