Experience the ultimate sleeping comfort with the Happy Duck Sleeping Pillow. This is a soft to medium pillow, lined with 100% high quality cotton sateen (TC300). It is double-sided and combines the soft support of hypersoft memory foam with the luxurious feel of microfiber, offering the feeling of a feather pillow. It gently hugs the neck, maintaining its natural position, while promoting airflow and moisture evaporation for a cool, restful sleep. It is suitable for all sleeping positions. With unique durability, it always returns to its original form, giving you the same great feeling every night!