Custom Cotton & Polyester Soft Square Zippered Cushion Throw Case Pillow Case Cover 18X18 (Twin Sides) - Movie Actor Music Star Band Series - American Rock Band Dave Matthews Poster Vintage Tree Personalized Pillowcase Forever Collection Souvenire Zise:18*18 inches Comfortable and 100% Brand New Made of 50% cotton, 50% polyester! Both sides have images, zipper on the one side Wash separately with warm water, do not wash with other clothing Easy cleaning and maintenance