---
product_id: 644266150
title: "Gravity Water Bag,Compatible with Sawyer,LifeStraw and Other Water Filter Straw,Personal and Small Group Camping Hiking Backpacking Hydration Choice,Foldable,3L"
brand: "burtrail"
price: "¥11857"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/644266150-gravity-water-bag-compatible-with-sawyer-lifestraw-and-other-water
store_origin: JP
region: Japan
---

# 3L capacity for ample hydration Universal compatibility with major filter brands Double-sealed leakproof design Gravity Water Bag,Compatible with Sawyer,LifeStraw and Other Water Filter Straw,Personal and Small Group Camping Hiking Backpacking Hydration Choice,Foldable,3L

**Brand:** burtrail
**Price:** ¥11857
**Availability:** ✅ In Stock

## Summary

> 💧 Stay refreshed, stay unstoppable — your ultimate gravity-fed hydration hack!

## Quick Answers

- **What is this?** Gravity Water Bag,Compatible with Sawyer,LifeStraw and Other Water Filter Straw,Personal and Small Group Camping Hiking Backpacking Hydration Choice,Foldable,3L by burtrail
- **How much does it cost?** ¥11857 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/644266150-gravity-water-bag-compatible-with-sawyer-lifestraw-and-other-water)

## Best For

- burtrail enthusiasts

## Why This Product

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

## Key Features

- • **Built to Endure:** Food-grade, BPA-free TPU material ensures safe, durable hydration in the wild
- • **Leakproof Confidence:** Double soldering sealing and auto-lock hose connection prevent spills and messes
- • **Effortless Maintenance:** Wide-mouth design allows quick filling and easy cleaning to keep your water fresh
- • **Hydrate Anywhere, Anytime:** 3L foldable capacity keeps you fueled on long treks without bulk
- • **Seamless Filter Integration:** Compatible with LifeStraw, Sawyer, and other top filter straws for ultimate purification freedom

## Overview

The Burtrail Gravity Water Bag is a lightweight, foldable 3L hydration solution made from durable, food-grade BPA-free TPU. Designed for outdoor enthusiasts, it seamlessly connects with popular filter straws like LifeStraw and Sawyer, featuring a double-sealed leakproof design and wide opening for easy filling and cleaning. Perfect for camping, hiking, and backpacking, it ensures safe, convenient water purification on the go.

## Description

The Burtrail Gravity Water Bag is made of durable and food-grade materials,It's lightweight and durable.The accompanying hose can be connected with the filter element of 6-8mm diameter of the water inlet.Compatible with LifeStraw,Sawyer,Membrane,Waterdrop and other common brands Filter Straw Filtration System.To install the filter,you will want to carefully consider where you want to place the filter.You can cut the hose to the place you want with scissors,then can be used connect with the filter element.

## Features

- Very Versatile:The Burtrail gravity water bag,compatible with LifeStraw,Sawyer,Membrane,Waterdrop and other common brands Filter Straw Filtration System. Make your filter straw into an outdoor water purifier
- Food Grade-BPA Free: The gravity-fed water bag is made of food-grade TPU materials,BPA-free,safe and ultra-durable material to ensure safe and water all the time
- Accurate Leakproof - Whole body edge of this 3L bladder adopts a double soldering sealing side quilting design to withstand a large degree of squeezing. When the water pipe is inserted, it can be auto-locked fast and will not loose
- Easy to Clean:Wide open gravity water bag,water filling and flushing are very fast and convenient
- What's in Box:3L Gravity water bag,Camping rope,Pipe,Regulator,Carabiner,Specification

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Burtrail |
| Model Number | BT240603-GB |
| Product Dimensions | 44.96 x 18.03 x 2.01 cm; 272 g |
| Special Features | Versatile |
| Item Weight | 272 g |

## Product Details

- **Brand:** Burtrail
- **Special feature:** Versatile
- **Product dimensions:** 45L x 18W x 2H centimetres
- **Material:** Food Gread TPU
- **Capacity:** 3 litres
- **Included components:** 3L Gravity bag,Camping rope,Pipe,Regulator,Carabiner,Specification
- **Package information:** Gravity bag
- **Installation type:** Freestanding
- **Purification method:** Gravity Fed
- **Power source:** Gravity Fed

## Images

![Gravity Water Bag,Compatible with Sawyer,LifeStraw and Other Water Filter Straw,Personal and Small Group Camping Hiking Backpacking Hydration Choice,Foldable,3L - Image 1](https://m.media-amazon.com/images/I/617CWxp5UEL.jpg)

## Frequently Bought Together

- Burtrail Gravity Water Bag 3L Compatible with Sawyer Mini Squeeze Micro and Other Water Filter Straw,Flow Water Filters Water Bag,Foldable & Hangable
- Sawyer Products SP128 Mini Water Filtration System, Single, Blue
- Sawyer Products SP129 Squeeze Water Filtration System w/ Two 32-Oz Squeeze Pouches, Straw, and Hydration Pack Adapter

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**Shop now:** [https://www.desertcart.jp/products/644266150-gravity-water-bag-compatible-with-sawyer-lifestraw-and-other-water](https://www.desertcart.jp/products/644266150-gravity-water-bag-compatible-with-sawyer-lifestraw-and-other-water)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-06*