Answer: No, IMAK Eye Pillow Or Pain Relief Mask with Massaging ErgoBeads do not required batteries or electricity.Eye Pillow is a patented product that conforms to your face and eyes, blocking out light. Breathable cotton material is comfortable to wear, and the smooth ergoBeads inside create a gentle massaging effect around your eyes. Place the eye pillow over your eyes, relax and enjoy the relief. For added stress relief, place Eye Pillow in the freezer to provide cool relief without the shock of ice or gel packs.
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