5 Seconds of Summer 5 SOS Custom Rectangle Pillowcase 20"x30"(One Side) Comfortable and 100% Brand New Made of 50% cotton , 50% polyester It's a zippered pillow case , with a zippered opening on the side. The material is made of a fine soft blend of fabrics , giving the pillow case a soft and comfortable texture. With pre-shrunk fabric , this pillowcase is washable at 60 degree Celsius. Having this soft custom pillowcase will add both comfort and style to your home.