--- product_id: 468168182 title: "Peak Series - Compact Gravity Water Filter System - 3L for Backpacking, Group Camping, Hiking and Travel, Mountain Blue" brand: "lifestraw" price: "1303 kr" currency: DKK in_stock: true reviews_count: 5 url: https://www.desertcart.dk/products/468168182-peak-series-compact-gravity-water-filter-system-3l-for-backpacking store_origin: DK region: Denmark --- # 3L high-flow gravity filtration 99.999999% bacteria removal Ultra-durable, leak-proof design Peak Series - Compact Gravity Water Filter System - 3L for Backpacking, Group Camping, Hiking and Travel, Mountain Blue **Brand:** lifestraw **Price:** 1303 kr **Availability:** ✅ In Stock ## Summary > 💧 Stay hydrated, stay unstoppable — filter like a pro, anywhere you go! ## Quick Answers - **What is this?** Peak Series - Compact Gravity Water Filter System - 3L for Backpacking, Group Camping, Hiking and Travel, Mountain Blue by lifestraw - **How much does it cost?** 1303 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/468168182-peak-series-compact-gravity-water-filter-system-3l-for-backpacking) ## Best For - lifestraw enthusiasts ## Why This Product - Trusted lifestraw brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Endure:** Premium materials ensure rugged durability and zero leaks on every adventure. - • **Effortless Flow:** 3-liter capacity with optimized membrane keeps water flowing fast, even in gritty conditions. - • **Next-Level Purity:** Eliminates 99.999999% of harmful bacteria & parasites for worry-free hydration. - • **Impact with Every Sip:** One purchase provides a child with safe water for an entire school year—hydrate with purpose. - • **Versatility Unleashed:** Use as gravity filter, squeeze bottle, straw, or with any standard water bottle—adapt on the fly. ## Overview The LifeStraw Peak Series 3L Gravity Water Filter System is a compact, ultra-durable filtration solution designed for backpacking, group camping, hiking, and travel. It removes 99.999999% of bacteria, 99.999% of parasites, and microplastics, delivering clean water fast with a high-flow gravity system. Lightweight and versatile, it functions as a gravity filter, squeeze bottle, or straw, backed by a premium leak-proof design. Plus, each purchase supports safe water access for a child in need. ## Description Meet the LifeStraw Peak Series 3L Gravity Water Filter System, ideal for backpacking, small group camping, hiking, and travel. It’s the simple, economic lightweight and compactible option for back-country camping and backpacking. The optimized filtration cartridge boasts a high flow rate and ability to remove sand and silt without clogging. The water storage bag is made from premium materials for extra durability so it can stand up to the same toughness and usage you put your other gear through. You'll never have to buy another. Designed to be ultra-versatile and fully leak-proof, use as a storage system while moving about, or as a straw filter by itself or with a standard water bottle. For every LifeStraw product purchased, a school child in need receives safe water for an entire school year. Review: Perfekt fürs Campen oder den Notfall. Durch das Rückspülventil kann man beim verstopfen des Ventils es wider gängig machen, top! Wasser aus See etc. wird trinkbar gemacht und es funktioniert tatsächlich! Review: Worked well. We took it on a back county trip to Algonquin and didn’t end up with any bugs, etc. We did have to backwash it pretty frequently, likely due to the vegetation and other floaters in the lake. ## Features - Protects against 99.999999% of bacteria (including E.coli, Salmonella), 99.999% of parasites (including Giardia and Cryptosporidium), 99.999% of microplastics, silt, sand, and cloudiness - Enhanced microfilter performance: Our re-engineered membrane and custom backwash accessory means better performance against sand and silt, maintaining great flow over the long haul - Extreme durability: premium materials make it tougher and ultra leak-proof - Highly versatile means the gravity system is designed with every occasion in mind; Use as a gravity system, large squeeze bottle, as a straw, or use the filter with a water bottle - Your purchase has impact: one purchase, one child, one year of safe water ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09SBP549H | | Best Sellers Rank | 206,992 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 201 in Camping Water Filters | | Brand | LifeStraw | | Colour | Mountain Blue | | Customer Reviews | 4.6 4.6 out of 5 stars (66) | | Date First Available | 25 Aug. 2022 | | Item Weight | 228 g | | Model Number | LSPSFX3LMB1 | | Product Dimensions | 20.32 x 31.75 x 6.99 cm; 228 g | | Special Features | Lightweight | ## Product Details - **Brand:** LifeStraw - **Capacity:** 3 litres - **Included components:** 3L bag, micromembrane filter, hose, backwash syringe - **Installation type:** Freestanding - **Material:** Plastic - **Package information:** Bag - **Power source:** Gravity - **Product dimensions:** 22L x 7W x 52.9H centimetres - **Purification method:** Microfiltration Membrane - **Special feature:** Lightweight ## Images ![Peak Series - Compact Gravity Water Filter System - 3L for Backpacking, Group Camping, Hiking and Travel, Mountain Blue - Image 1](https://m.media-amazon.com/images/I/41q+JdRzygL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by A***A on 7 October 2025* Perfekt fürs Campen oder den Notfall. Durch das Rückspülventil kann man beim verstopfen des Ventils es wider gängig machen, top! Wasser aus See etc. wird trinkbar gemacht und es funktioniert tatsächlich! ### ⭐⭐⭐⭐ Review *by K***N on 28 August 2025* Worked well. We took it on a back county trip to Algonquin and didn’t end up with any bugs, etc. We did have to backwash it pretty frequently, likely due to the vegetation and other floaters in the lake. ### ⭐⭐⭐⭐ Review *by S***S on 5 July 2025* The water filter functioned well, but a few days in with river water the filter had to be back flushed quite often to allow the gravity filter to work ## Frequently Bought Together - LifeStraw Peak Series Compact Gravity Water Filter System; 3L; Mountain Blue - LifeStraw Peak Series - Collapsible Squeeze Bottle Water Filter System - 1L for Trail Running, Camping, Hiking, Travel, Cycling, and Fishing; Mountain Blue - LifeStraw Peak Series - Personal Water Filter Straw for Backup Filtration, Emergency, Survival, and Ultralight Hydration, Mountain Blue, 2 Pack --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.dk/products/468168182-peak-series-compact-gravity-water-filter-system-3l-for-backpacking](https://www.desertcart.dk/products/468168182-peak-series-compact-gravity-water-filter-system-3l-for-backpacking) --- *Product available on Desertcart Denmark* *Store origin: DK* *Last updated: 2026-04-24*