Our customers go wild over our inserts. They are plump, comfy, and hypoallergenic; made from plush recycled poly down alternative in a 100% cotton case.Inserts are manufactured in the USAChoose the size that matches your pillow cover dimensions. We've already sized up the insert by 2 inches for extra fullness.Sizing:Choose size 12 x 20 for a 12 x 20 pillow cover, insert measures 14" W x 22" L for extra fullnessChoose size 20 x 20 for a 20 x 20 pillow cover, insert measures 22" W x 22" L for extra fullnessChoose size 14 x 24 for a 14 x 24 pillow cover, insert measures 16" W x 26" L for extra fullness 100% cotton cover, 100% recycled poly fill size 20 in x 20 in fits 20" x 20" pillow cover, actual insert dimension is 22" x 22" size 12 in x 20 in fits 12" x 20" pillow cover, actual insert dimension is 14" x 22" size 14 in x 24 in fits 14" x 24" pillow cover, actual insert dimension is 16" x 26" machine wash cold with mild detergent machine dry with dryer balls or clean tennis balls to restore fluffiness made in the USA