---
product_id: 411271898
title: "Size Large"
brand: "first defense nasal screens"
price: "Bs.338"
currency: BOB
in_stock: true
url: https://www.desertcart.bo/products/411271898-size-large
store_origin: BO
region: Bolivia
---

# 24-hour effective wear Advanced allergen filtration Latex-free hypoallergenic shield Size Large

**Brand:** first defense nasal screens
**Price:** Bs.338
**Availability:** ✅ In Stock

## Summary

> 🌟 Stay fresh, stay unstoppable with invisible allergen defense!

## Quick Answers

- **What is this?** Size Large by first defense nasal screens
- **How much does it cost?** Bs.338 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.bo](https://www.desertcart.bo/products/411271898-size-large)

## Best For

- first defense nasal screens enthusiasts

## Why This Product

- Trusted first defense nasal screens brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **All-Day Defense:** Each pair offers 24 hours of continuous allergen filtration
- • **Invisible Protection:** Discreet, non-visible design keeps you confident and allergen-free
- • **Hypoallergenic Comfort:** Latex-free and gentle on sensitive skin for all-day wear
- • **Breathe Easy, Live Freely:** Comfortably filters inhaled air to reduce respiratory discomfort
- • **Perfect Fit for Adults & Teens:** Size Large designed for optimal comfort and effectiveness

## Overview

First Defense Nasal Screens Size Large provide a latex-free, hypoallergenic solution that discreetly filters airborne allergens, helping to alleviate respiratory discomfort. Designed for adults and teens, each pair offers 24 hours of effective protection, making it an essential daily defense for sensitive respiratory health.

## Description

Size Large

## Features

- Latex free, hypo-allergenic, non-visible
- Helps alleviate respiratory suffering by comfortably filtering inhaled air and removing airborne allergens
- Greatly reduces inhalation of allergens
- Each pair of Nasal Screens are good for 24hrs.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | First Defense Nasal Screens |
| Format | Screen |
| Age Range Description | Adult,Teen |

## Product Details

- **Brand:** First Defense Nasal Screens
- **Item weight:** 0.01 Kilograms
- **Product benefits:** Hypo-allergenic
- **Specific uses for product:** Nasal
- **Number of Items:** 2

## Images

![Size Large - Image 1](https://m.media-amazon.com/images/I/71i5LtQrXnL.jpg)

## Available Options

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

## Questions & Answers

**Q: Are these $12 per single use? So $12 a day to use them regularly? Or can you wash them, and how long do they last, if so?**
A: Hi,
1 packet consists of 12 nasal screens, I use one twice. and it's not washable.

## Frequently Bought Together

- First Defense Nasal Screens Size Large
- First Defense Nasal Screens - Multi-Size and Quantity Packs (1-Pack, Medium)
- WoodyKnows Super-Defense Nasal Filters (Narrow, Combined Trial Pack, 4 Pack)

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**Shop now:** [https://www.desertcart.bo/products/411271898-size-large](https://www.desertcart.bo/products/411271898-size-large)

---

*Product available on Desertcart Bolivia*
*Store origin: BO*
*Last updated: 2026-02-21*