100% Cotton 230TC Shell2” gussetBest for side sleepers – Extra Firm DensitySupports head and neck to keep in alignment while sleepingHypoallergenic microfiber fill - Mimics the comfort of classic down for the allergy prone, offering comparable support and loftMade in the USA of imported materialsExtend the life of your new pillows with our 100% Cotton Pillow Protectors Premium Down Alternative Gusset Pillow