12" x 20" Pillow Form White Polyester 4.5 out of 5 stars 1,618 $9.99 source https://www.amazon.com/Foamily-Premium-Hypoallergenic-Polyester-Standard/dp/B01ASEC23A/ref=zg_bs_1063278_18/136-1885539-0652619?_encoding=UTF8&psc=1&refRID=XC7WEWFF2N7ZFN7S2YC9
