A U-shaped neck pillow, consisting of a neck pillow (1) and a muff (2) The muff (2) is detachably connected to two sides of an opening of the U shape of the neck pillow (1) to form an integrated mechanism. The U-shaped neck pillow combines functions of the muff and the U-shaped neck pillow, and ensures a comfortable sleeping body posture and warmth of hands to improve sleep quality. In addition, a downward force is applied on the U-shaped neck pillow by adding the muff, and counters an upward force applied on the neck pillow because of backward leaning during sleep, thus enabling body stability while a user is resting.
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