Search  for anything...
LifeStraw

LifeStraw Peak Series Personal Water Filter for Hiking, Camping, Travel, and Emergency Preparedness, 1 Pack, Mountain Blue

  • Based on 4,969 reviews
Condition: New
Checking for the best price...
$20.20 Why this price?
Save $4.75 was $24.95

Buy Now, Pay Later

As low as $5 / mo
  • – 4-month term
  • – No impact on credit
  • – Instant approval decision
  • – Secure and straightforward checkout

Ready to go? Add this product to your cart and select a plan during checkout.

Payment plans are offered through our trusted finance partners Klarna, Affirm, Afterpay, Apple Pay, and PayTomorrow. No-credit-needed leasing options through Acima may also be available at checkout.

Learn more about financing & leasing here.

Selected Option

Free shipping on this product

FREE 30-day refund/replacement

To qualify for a full refund, items must be returned in their original, unused condition. If an item is returned in a used, damaged, or materially different state, you may be granted a partial refund.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

Availability: In Stock.
Fulfilled by Amazon
Arrives Mar 19 – Mar 20
Order within 13 hours and 48 minutes
Available payment plans shown during checkout
Protection Plan Protect Your Purchase
Checking for protection plans...

Recently Viewed

Color: Mountain Blue


Style: 1 Pack- Peak Series


Features

  • FILTRATION YOU CAN TRUST: Removes 99.999999% of bacteria (including E. coli + Salmonella), 99.999% of parasites (including Giardia + Cryptosporidium), and 99.999% of microplastics, so you can access safe drinking water outdoors
  • BUILT FOR EXTREMES: Durable, leak-proof materials stand up to drops, pressure, and rugged conditions
  • VERSATILE HYDRATION: Can also be attached to water bottles and to standard gravity hoses with removable threaded bottom cap
  • FAST FLOW RATE: Filters water at 2.5L per minute. Re-engineered membrane design reduces clogging from sand and silt, ensuring a steady flow when it matters most
  • LONG-LASTING: The membrane microfilter provides up to 1,000 gallons (4,000 L) of clean drinking water enough for over five years of daily use

Description

We took the most popular outdoor water filtration device on the market, and reimagined it for added versatility, sustainability, a better grip experience, and updated design and colors. This ultra lightweight personal water filter straw is made from high performance premium sustainable materials, it has no extra parts to keep track of, and it boasts and enhanced flow rate for easy sipping. At 2 ounces and 5 years of safe water in the palm of your hand, no backpack, pocket, emergency bag, or glove compartment should be without one.​ Drink directly from lakes, rivers, and streams or fill a container to use your LifeStraw on the go with protection against bacteria, parasites, microplastics, silt, sand, and cloudiness. Rigorously tested to meet drinking water protocols established by the US Environmental Protection Agency (EPA) and NSF Interational/ANSI. Your purchase has impact: For every LifeStraw product purchased, a school child in need receives safe water for an entire school year.

Brand: LifeStraw


Special Feature: Lightweight


Product Dimensions: 3.74"L x 2.17"W x 10.43"H


Material: Plastic


Capacity: 4000 Liters


Included Components: Filter straw


Package Information: Bag


Installation Type: Freestanding


Purification Method: Microfiltration membrane


Power Source: Manual


Brand: ‎LifeStraw


Special Feature: ‎Lightweight


Product Dimensions: ‎3.74"L x 2.17"W x 10.43"H


Package Information: ‎Bag


Installation Type: ‎Freestanding


Power Source: ‎Manual


Item Weight: ‎0.1 Kilograms


Model Name: ‎Peak


Upper Temperature Rating: ‎60 Degrees Fahrenheit


EU Spare Part Availability Duration: ‎5 Years


Supported Water TDS Level Maximum (PPM): ‎1000


Global Trade Identification Number: ‎93


Manufacturer: ‎LifeStraw


Item Weight: ‎3.52 ounces


Department: ‎Unisex-Adult


Language: ‎German


Item model number: ‎LSPSPMB21


Is Discontinued By Manufacturer: ‎No


Date First Available: ‎February 16, 2022


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Mar 19 – Mar 20

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Similar Products

Top Amazon Reviews

    • A Lifesaver in the Great Outdoors: The LifeStraw Personal Water Filter
Color: Mountain Blue Style: 1 Pack- Peak Series
When it comes to adventuring in the great outdoors, having access to clean drinking water is a top priority. The LifeStraw Personal Water Filter has become an essential companion for my outdoor expeditions, and I cannot recommend it enough. Design and Portability (5/5): One of the first things that struck me about the LifeStraw is its sleek and straightforward design. It's incredibly lightweight and compact, making it a breeze to carry in my backpack or even in my pocket. This filter takes up minimal space, which is a major plus when you're trying to keep your gear load as light as possible. The convenience of being able to drink directly from a water source cannot be overstated. Filtering Efficiency (5/5): The most crucial aspect of any water filter is its ability to remove contaminants effectively, and the LifeStraw excels in this regard. I have used it in a variety of environments, from clear mountain streams to questionable backcountry ponds, and it consistently delivered clean, safe drinking water. It filters out 99.9999% of waterborne bacteria and 99.9% of protozoa, which provides peace of mind when you're relying on it for your hydration needs. Ease of Use (5/5): Using the LifeStraw is incredibly simple. Just dip the bottom end into your water source, and start drinking through the mouthpiece. There's no need for pumping, batteries, or chemicals. It's practically foolproof, and the flow rate is impressive, allowing for a quick and easy drinking experience. Durability (5/5): I've put my LifeStraw through the wringer, subjecting it to various weather conditions and rough handling, and it has proven to be remarkably durable. It's made to last, and the high-quality materials ensure it can withstand the rigors of outdoor adventures. Value for Money (5/5): Considering its reasonable price point and the fact that it can filter up to 4,000 liters (or 1,000 gallons) of water, the LifeStraw is an incredible value. Whether you're a backpacker, camper, hiker, or prepper, this is a must-have addition to your gear collection. If you need to hook up a hose to this filter, the diameter is 3/8 and this hose fits perfectly: https://www.amazon.com/dp/B08FJ9GZYV?ref=ppx_yo2ov_dt_b_product_details&th=1 In conclusion, the LifeStraw Personal Water Filter is a game-changer for anyone who enjoys spending time in the great outdoors. It's simple, effective, and reliable, ensuring that clean drinking water is never a concern. This compact and lightweight device has earned its place as an essential part of my outdoor kit, and I wholeheartedly recommend it to others who prioritize clean and safe hydration during their adventures. ... show more
Reviewed in the United States on October 31, 2023 by Gregg
    • A Must-Have for your piece of mind, even leave it in my truck
Color: Mountain Blue Style: 2 Pack- Peak Series
The LifeStraw is hands-down one of the best investments I’ve made for hiking and emergency preparedness. It’s lightweight, compact, and incredibly easy to use—just uncap and sip directly from a stream, lake, or water bottle. No pumping, no waiting, no chemicals. What really impressed me is the peace of mind it offers. Knowing it filters out bacteria, parasites, and microplastics makes it a reliable companion whether you're on the trail, traveling, or building a go-bag. I’ve used it on multiple backpacking trips and it’s never let me down. Highly recommend for anyone who spends time outdoors or wants to be ready for unexpected situations. It’s simple, effective, and worth every penny. Another nice feature is you can screw it on a water bottle. so fill your bottle up from a water source screw the straw on and squeez it through. ... show more
Reviewed in the United States on September 11, 2025 by goondock
    • Buy a few
Color: Mountain Blue Style: 1 Pack- Peak Series
This little gadget is a game-changer for outdoor enthusiasts like me. It's super compact and lightweight, which is perfect for backpacking. I hardly noticed it in my gear. Using it is a breeze. Just stick one end in the water source, sip from the other end, and voila, clean water! No pumping, no batteries, and no complicated setup. It's like using a regular straw. Now, let's talk about the most crucial part: water quality. The Peak Series filter is legit. It removes bacteria, parasites, and even microplastics, so I didn't have to worry about getting sick from sketchy water sources. Plus, it's got a long-lasting filter, so I don't have to replace it after every trip. The only minor downside is that it's best for clear water sources. If you're dealing with murky water, you might need to pre-filter or consider other methods. But overall, this LifeStraw filter is a lifesaver. It gives you peace of mind when you're out in the wild, and you never have to lug around heavy water bottles. If you're into hiking, camping, or traveling, this is a must-have. Happy sipping! ... show more
Reviewed in the United States on September 5, 2023 by 💡 The Everyday Find 🔍
    • Quality brand!
Color: Mountain Blue Style: 2 Pack- Peak Series
Works as advertised! Quality brand!
Reviewed in the United States on January 22, 2026 by Christopher R Adams
    • Great for mountain biking - just don't lose the bottom cap!
Color: Mountain Blue Style: 1 Pack- Peak Series
Been using this for about 5 months on my mountain bike trails around Salt Lake. I hate carrying those bulky water backpacks, so this has been perfect to just toss in my frame pack when I'm hitting the high-mountain trails. Super lightweight and doesn't take up much space. The filtering works great - I've used it several times to drink from mountain water sources without any issues. Flow rate is decent and I haven't had any problems with clogging from sediment. Only real complaint is that the bottom cover broke off pretty easily and I lost it, which is kind of annoying. Still works fine without it, but would've been nice if it was more securely attached. Despite that small issue, it's been a reliable piece of gear for my rides. ... show more
Reviewed in the United States on September 11, 2025 by lowrykun
    • Great Solution
Color: Dark Mountain Gray Style: 1 Pack- Peak Series
Robust product. I use it as my personal off-grid water filter every day. As advertised. I highly recommend.
Reviewed in the United States on March 7, 2026 by Christopher Johnson
    • Lightweight, Reliable, and a Must-Have for the Outdoors
Color: Dark Mountain Gray Style: 1 Pack- Peak Series
Took this LifeStraw on a recent hiking trip and was seriously impressed. It’s super lightweight and easy to pack—barely takes up any space in my bag. I used it to drink straight from a stream and the water tasted clean and fresh, no weird aftertaste. What I love most is the peace of mind it gives you. Whether you’re hiking, camping, or just want a solid emergency backup, this is a no-brainer. It's simple to use, no moving parts or setup, and it’s BPA-free, which is a bonus. I’ve also added one to my emergency kit at home. For the price and quality, it’s an essential bit of gear for anyone who spends time outdoors or just wants to be prepared. ... show more
Reviewed in the United States on March 29, 2025 by Ryan Miles
    • great product a must buy for everybody
Color: Mountain Blue Style: 1 Pack- Peak Series
This life straw is a game changer- it is easy to take anywhere and has a cap so you can not have to worry about water dripping everywhere. The price was great as I was able to get it on sale since they are very expensive I was very happy. The filter works well and siphons out all debris - the water tastes like spring water ... show more
Reviewed in the United States on June 23, 2025 by liz

Can't find a product?

Find it on Amazon first, then paste the link below.
Checking for best price...