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OASSAY FlexFlow Now Live

OASSAY FlexFlow Now Live

Regular price $1.00
Regular price Sale price $1.00
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🔥 Officially Launch on Kickstarter
Secure Time-Limited 51% OFF Now.
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Thank you for your support! Oassay FlexFlow Now Live on Kickstarter. Excited to meet you there.

Download the complete Performance Data (PDF)

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Unlock VIP Benefits with Just $1

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Up to 47% OFF on Launch Day
Unlock the biggest discount, our lowest price ever.
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Free Gift Worth $29
Receive a premium Bottle Sling at no extra cost.
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Priority Shipping
Get your FlexFlow before others.
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$1 Deposit Refundable
Fully refundable if you cancel your reservation.
From murky to pure — Just a simple squeeze!
From Murky to Pure - Desktop From Murky to Pure - Mobile

Dual-Stage,
99.999% Purification,
Superior Taste.

Next-generation water purifier, lab-tested for exceptional quality. Powered by NanoFlex Carbon + 0.1 μm micro-membrane for consistently pure and great-tasting water.

Dual Purifier, Ultra Clean,
Superior Taste

Next-generation water purifier, lab-tested for exceptional quality. Powered by NanoFlex Carbon + 0.1 μm micro-membrane for consistently pure and great-tasting water.

Every Sip, Clearly Safer

Backed by OASSAY’s patent-pending NanoFlex Carbon technology, lab-tested and awarded the Geneva Invention Silver, FlexFlow ensures safe, reliable purification with every sip.

▌Tested, Awarded, Trusted by Data. ▌
Geneva Medal
Geneva Invention Silver Medal Diploma
Test Report
Antibacterial Performance Test Report
Colony Count
Culture State Colony Count

3-in-1 Ultimate Purifier Meets All Your Needs

OASSAY FlexFlow combines 3 modes in 1 bottle. Say goodbye to bulky gear and hello to pure, effortless hydration on the go.

OASSAY 3 Modes OASSAY 3 Modes Mobile
Travel Icon

TRAVEL MODE

External Connections

Fits most 28mm bottles—connects to hoses, bottles, and taps for safe hydration anywhere.

Sports Icon

SPORTS MODE

Everyday Purified Hydration

Streamlined for active hydration—grab, sip, and go with ease, wherever your workout takes you.

Camping Icon

CAMPING MODE

Mix or Boil, On the Go

Trail-ready for coffee, hot meals, or electrolyte boosts. Just add heat and adventure.

Zero Effort, Instant Flow, Just Drink

15-20 ml/s smooth like drinking from a glass. No straw—just tilt and drink. Clean, instant flow with FlexFlow. Your outdoor hydration, made easy and effortless.

zero effort

Reusable Cartridge,
Backwash Clean,
Extended Life.

Flip and flush the NanoFlex Carbon to restore flow, maintain clean water performance, and extend cartridge life — all with just a quick backflush.

Reusable Cartridge,
Backwash Clean,
Extended Life.

Flip and flush the NanoFlex Carbon to restore flow, maintain clean water performance, and extend cartridge life — all with just a quick backflush.

▌Flush Out
90% Clog in Seconds

Clogging or slow flow? Backwash instantly clears NanoFlex Carbon for fast, clean performance.

▌100 Backwashes
Longer Lifespan

Want Lasting Use? Refresh to extend cartridge life up to 5X longer than regular filters, ensuring clean water trip after trip.

Micro Membrane

OASSAY vs The Rest

Comparison Image

From Nature, Into Nature

Rooted in nature, designed for sustainability. The woodpecker-inspired cap design merges simplicity and efficiency, bringing you a hydration experience that’s as natural and sustainable as the world around us.

zero effort

Terms of Use

Purchase Rules +

The deposit is only available to purchase before 10:00 a.m. EDT, Aug. 28th 2025.

How to Use +

Pay before 10:00 a.m. EDT, Aug. 28th 2025, you’ll receive a secret payment link via email on the launch day. Using this link, $1 will be deducted from the reward tiers you purchase.

This exclusive offer grants you the lowest price, surprise gift, and priority shipping.
Please ensure your email is correct and matches with your Kickstarter email. Check your inbox on Aug. 28th to complete your purchase.

Conditions of Use +

  1. This deposit can only be applied once per order. If you want to purchase two Oassay FlexFlows, you must buy two deposits.
  2. This deposit can be used only for the Oassay FlexFlow Kickstarter campaign.

Deposit Redeem Period +

This deposit can be redeemed from 10:00 a.m. EDT, Aug. 28th 2025 to 10:00 a.m. EDT, Oct. 9th 2025.

Deposit Redeem +

Case 1: Purchasing at the lowest-price period on Kickstarter
Make sure the email used for your deposit matches your Kickstarter email. If they differ, contact us at marketing@oassay.com. If they match, your Surprise Gift will be shipped with your Oassay FlexFlow after receiving the shipping notice via PledgeBox. A confirmation email will be sent before shipping.

Case 2: If you miss the lowest-price period
Pledge without a reward and donate the amount equal to your desired tier. After the campaign ends, provide both your deposit email and Kickstarter email to verify and redeem your benefit.

Refund Policy +

Refundable until 10:00 a.m. EDT, Oct. 9th 2025. Contact marketing@oassay.com if you want to cancel your reservation.
*Oassay reserves the final right to explain the Terms & Conditions.