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Heat doesn't just feel uncomfortable.
It quietly takes control of your day.
That's why we created Nano-ice
Designed to stay cool for up to 2 hours, giving you consistent relief instead of short bursts.
Worn around your neck, it cools key pulse points like the carotid arteries, where blood flow is higher, helping your body feel cooler for longer, even after you take it off.
How It Works
Freeze overnight
Wear around your neck
Stay cool for 2+ hours
What our customers are saying
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2+ Hours Cooling
Long-lasting relief that keeps up with your day
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Reusable – Just Refreeze
Put it back in the freezer and it's ready to go again
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Made Near Boston
Proudly designed and crafted in the USA
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Free Returns
Shop with confidence — hassle-free returns, always
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Soft, Wearable Comfort
Cooling without wetness or harsh chemicals
Shop our most popular styles
New Scarf Style
Don't like the look of the cooling spheres? With our new cooling scarves, those spheres are elegantly hidden inside a beautiful handmade scarf.
Why settle for short-lived relief when you can stay cool for hours in style?
| Product | Cooling Time | Looks Good? | Mess-Free |
|---|---|---|---|
| Cooling Towels | 20–30 min |
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| Neck Fans | 1–2 hours |
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| Other Freezable Necklaces | <1 hour |
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| Nano-Ice | 2+ hours |
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30-Day Returns
No questions asked, hassle-free
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Ships in 24h
Order today, out the door tomorrow
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Free Shipping Over $50
On all orders $50 and above