This is a premium down - alternative pillow. Made with luxury microfiber cover for a smooth, soft, cloud - like feel, bringing five - star hotel luxury home. Its microfibers, thinner than silk, offer cool breathability, stain/wrinkle resistance, easy cleaning. Reinforced stitching prevents stuffing leakage, high - quality materials maintain shape. Polyester fillings, hypoallergenic and skin - friendly, suit allergy sufferers. It ensures proper neck alignment, supports back/stomach/side sleepers for good sleep. Machine washable to stay new. Unbox, shake/pat to puff up; allow 48 hours to regain max volume.