Pillowlow cases covers both sides Printing. Made of 50% cotton, 50% polyester. Note: Does not include pillow cotton. Add special style to your bedroom. Size: approximately 20" x 30". This custom standard pillowcase is roomy in size 20"x 30" and has been designed to add special style to your bedroom, the standard size pillow case is washable . 50% cotton, 50% polyester, in fun and colorful.It not only will bring you confortable sleeping. but also show your personalized styles. Best choice as a gift for your lovers and friends.