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Choose your Sponge

Every option includes the free iOS & Android app, app-lock, an 8-day battery, and a 30-day money-back guarantee.

Pre-order

Magnetic clip-on hydration tracking device that auto-logs every sip from the bottle you already own.

$59.99

+ shipping & tax

Ships with our next production batch

Save $39.97

Four trackers with shared family dashboard, ideal for households and caregivers monitoring loved ones.

$199.99~~$239.96~~

+ shipping & tax · if bought separately

Ships with our next production batch

Sold out

A coaster-style hydration tracker, set your bottle down on it and every sip is logged to the same free Sponge app.

$39.99

Details

Sold out

Accessory

Three slim magnetic mounts so you can swap your Sponge between bottles in seconds, stick one on each bottle you use.

$14.99

+ shipping & tax

Ships with our next production batch