Butuku Custom Cotton & Polyester Soft Rectangle Pillow Case Cover 20X30 (One Side) - Music Instrument Theme Pianist Play Piano Moon Black Pillowcase 20X30 (One Side) Material: 50% cotton ,50% polyester. you can feel free to send us the picture you want to be customized on the pillow case!! Attention:Do not bleach. Minimum Quantity:1 piece