Restful Nights Conformance Supreme Standard Size 4-Pillow Set With 4 Standard Size Pillowtex Pillow Protectors The Restful Nights Conformance Supreme pillow offers the ultimate in comfort and support not typically found in synthetic fill bedding. The down-like softness and comfort afforded by this luxurious pillow is achieved with the unique poly-cluster construction resulting in multi-level support of the neck and spine. These 100% polyester, hypoallergenic clusters are made up of individual polyester strands which expand and contract slightly allowing the pillow maintain its loft and fluff night after night without sacrificing the support that side and back sleepers need for a comfortable nights rest. Conformance Pillow, Hypoallergenic, Machine wash and dry, Featured in Hotels World Wide, Poly-Cluster Composite