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The Coop Sleep Goods Original Pillow is the best pillow we've tested, and right now, it's discounted as part of the brand's 20% off Prime Day sale.Coop Sleep Goods; Business Insider
Coop Sleep Goods is one of our favorite pillow brands, offering unparalleled comfort and customization. The Coop Sleep Goods Original Pillow, the top pick in our best pillows guide, is regularly marked 20% off during Amazon Prime Big Deal Days...