Sleep Quantity Provides a 100-day return plan. However you can’t return products to the Sleep Amount store, only with the mail. The corporation also offers a just one-year warranty against defects. 古くからある「寝具」に、新しいデザインの風を吹き込んでくれています。 The cooling of the head with the pillow throughout sleep appears to be relevant to sleep depth (Cote https://gurumpillow.com/