"Reveal your hidden messages, quotes, and designs with our new flip-sequin pillow case covers -- available in dazzling silver & black or gold & silver sequin combinations Printable sequins cover the face of these stunning pillows and the back reverses to a silky white polyester printable fabric that is also printable -- imprint the center up to 12 x 12 area with any custom graphic Flip sequin covers feature a mesh of interlaced sequins that flip in unison like magic with the brush of the hand to reveal or erase any imprinted image, motto, logo, or graphics! The pillowcase measures approximately 15.75 x 15.75 or 40cm x 40cm and can easily accommodate pillow inserts from 16 - 18 large (sold separately)"