Name: Membrane Solutions Personal Water Filter Straw S1
Brand: Membrane Solutions
SKU: B07T35ZXSM
Price: 52.99 USD
Availability: InStock

Membrane Solutions Personal Water Filter Straw S1

✅ In stock

Grade

💤 Not a Deal

11.38/100

Current Price

$52.99

Listed $57.98

Save $4.99 9% OFF

Analysis Confidence 59%

⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.

Check Deal at Amazon

Price verified Sep 27, 2026 1:27 PM · Prices & availability subject to change

Is This a Good Price on Amazon?

💤 Not a Deal

💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
💰The current price sits right around what this item typically fetches.
🏷️The listed retail price is trimmed by 9% at checkout.
📉Better-priced windows have occurred before, though not frequently — today's price is reasonably competitive.
➡️Pricing has held fairly steady, with no strong push in either direction.

How We Scored This Deal

Price Competitiveness 0/28

Recent Value 0/22

Market Standing 5.88/20

Deal Strength 1.5/20

Momentum 4/10

📝 Product Overview

🏪 Sold by Membrane Solutions Corp

📦 Fulfillment Fulfilled by Amazon

🚚 Shipping Free Shipping

Product Details

✓Drink Anywhere, Certified by Science - This survival-grade straw filter meets strict NSF/ANSI 42, 372, 401 standards (Test Report: NBF21-004693-01). It instantly removes 99.9999% of total coliforms (including E. coli and other representative organisms). Your ultimate protection for hiking, international travel, or emergency preparedness.

✓Triple NSF Certified for Complete Reliability & Superior Taste - Breathe easy with every sip. Our straw is independently certified to NSF/42 (for chlorine & taste improvement), NSF/372 (lead-free materials), and NSF/401 (reducing microplastics and particulate). This triple verification guarantees you get the best-tasting water while keeping metals, microplastics and particulate at bay.

✓Portable & Long Life-Span - This straw filtration at only 7.1'' long and 1" in diameter fits any 28mm threaded bottle, cup, or glass. It weighs just 2 ounces and fits in the palm of your hand, pocket, gym bag, backpack, survival pack or purse. Both ends of the Upgrade water filter straw are removable for extend Longer Lifespan ensuring it provides up to 1,320 gallons (5,000 liters) of drinking water. Don't miss this opportunity to drink water conveniently wherever you go.

✓5-Stage Filtration - Our Upgrade 5-Stage Filtration System includes a coarse filter screen, double layer pp cotton fiber, coconut shell activated carbon and hollow fiber ultrafiltration membranes. Flexible use of threaded water inlet cap to easy backflush. (IT DOES NOT LOWER TDS VALUE, ensuring water's essential mineral balance remains untouched.)

✓0.1 Micron Pore Size & Balanced Flow Rate - This water filter straw features a 0.1 micron pore size, designed to help improve filtration precision. It delivers a flow rate of up to 16.9 fl oz/min (500 ml/min) for a balance between filtration performance and drinking speed, making it suitable for outdoor, travel, and emergency use.

✓Food-Grade Materials & Multiple Use Modes - Made from durable, BPA-free ABS plastic, this water filter straw is designed for everyday and outdoor use. Its compact size allows for easy handling and portability. The filter is compatible with soft water pouches, disposable water bottles, and gravity-fed setups, making it suitable for individual, family, or small group water filtration needs.