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Arduino GEMMA Miniature Wearable Electronic Platform

Marsoni M251S
Sale price$11.94
Pay 4 payments of $2.98 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Arduino GEMMA Miniature Wearable Electronic PlatformWhat do you get when you combine an Adafruit classic with geniuses at Arduino? The Arduino GEMMA! It's a tiny wearable platform board with a lot of might in a 1" diameter package. Powered by an Attiny85 microcontroller and programmable with the Arduino IDE over USB, you can realize any wearable project with this compact and powerful board. This is a collaboration with Arduino. cc and Adafruit. This product is for US Sales only! Use Arduino IDE 1. 6. 4
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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4.3 ★★★★★
Based on 687 reviews
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Jacob
Battle Creek, US
★★★★★ 3
Too firm
Color: Classic White, Size: King (Pack of 2)
These pillows are good quality but are firm. They also are 90% feathers, which makes them feel “crunchy”
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 31, 2026
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Verified Purchase
Dianne
Louisville, US
★★★★★ 5
Comfortable and soft!
Color: Classic White, Size: King (Pack of 2)
These pillows are very, very comfortable and soft. I’m super happy with this purchase. I ordered four of them. We want to order another two that’s how much we love them.
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Reviewed in the United States on May 1, 2026
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Verified Purchase
Donna G.
Natrona Heights, US
★★★★★ 5
These are a keeper!
Color: Classic White, Size: Queen (Pack of 2)
I've been looking for this for years. I love these pillows. Ordered 2 queen size and they are amazing. Great support while still allowing my head to sink into it. It's hard to explain how it can be both firm and soft at the same time but it is. LOVE!
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Reviewed in the United States on May 24, 2026
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Verified Purchase
Louis Cardoso
Massapequa, US
★★★★★ 5
Comfortable pillows
Color: White, Size: Standard (Pack of 2)
These pillows are great. Not too soft or to hard. They need to be in the dryer for about 15 minutes to fluff up. Perfect buy!
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Reviewed in the United States on April 23, 2026
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Verified Purchase
Jana Caudill
Dallas, US
★★★★★ 5
Don’t judge by the size
Color: White, Size: Standard (Pack of 2)
I don’t write reviews here typically but I’ve been on the pillow hunt for years with no luck. Mine are always lumpy and misshapen or too soft or too firm. Don’t judge this pillow by how it looks though because I saw it and thought for sure I wasted money. They are small and not fluffy at all. But OMG I laid down on it and it’s the most comfortable pillow I’ve had in years. Memory foam didn’t work for me but this simple little pillow just allowed me some great sleep. Very happy with this purchase. It’s a simple, no frills pillow that’s perfect for this side sleeper that doesn’t like a too soft pillow.
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Reviewed in the United States on April 11, 2026

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