MGK Machine Gun Kelly Custom Rectangle Pillowcase 20" x 30" (one side) JMQY-00249 The pillowcase standardly measures 20" x 30" (ONE SIDE). Matearial: 50% cotton, 50% polyester The image is only on the front side. Comfortable and Soft hand touch, 100% Brand New Custom service is available. Just send us the picture you want to design.