Journal

News

Field notes, gift ideas, carry hacks, and product stories from the Splitflask journal.

Articles

142

Updated

Jun 2026

Best For

Shoppers and fans

Featured Jun 08, 2026 Riz Nwosu

The Ultimate Guide to Finding the Perfect Dual Chamber Water Bottle

The Ultimate Guide to Finding the Perfect Dual Chamber Water Bottle Say goodbye to carrying multiple drink containers. Discover how a dual chamber bottle can revolutionize your daily hydration routine. Table of Contents 1....

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Jun 08, 2026 Riz Nwosu

The Ultimate Guide to Finding the Perfect Dual Chamber Water Bottle

The Ultimate Guide to Finding the Perfect Dual Chamber Water Bottle Say goodbye to carrying multiple drink containers. Discover how a dual...

Read article 1 min

Apr 10, 2026 Riz Nwosu

Best water bottle for pre-workout and water.

A dual-chamber shaker or tumbler is the optimal choice for fitness enthusiasts needing both pre-workout and plain water. These bottles allow you...

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Mar 31, 2026 Riz Nwosu

How to Reduce Work Bag Bulk (Everyday Carry Optimization)

You can reduce work bag bulk by consolidating hydration gear into a single 2-in-1 vessel. A 30oz dual-chamber bottle has a 40%...

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Mar 15, 2026 Riz Nwosu

How Do Insulated Water Bottles Actually Work?

Insulated water bottles work through vacuum cavitation. By removing air atoms between two layers of stainless steel, a vacuum is created. Since...

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Feb 27, 2026 Riz Nwosu

Best Tumbler for Mom and Baby (Walmart & Amazon Comparison Guide)

If you’ve ever searched: Tumbler for mom and baby Walmart Tumbler for mom and baby Amazon Insulated tumbler for mom and baby...

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Feb 26, 2026 Riz Nwosu

The Best Tumbler for Mom and Baby (And Why One Drink Is No Longer Enough)

If you’ve ever had a toddler reach for your cup and say, “I want yours,” you already understand the problem. It doesn’t...

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