This is a cushion cover, pillow cover, towel, or cloth.
Magic-user Fatina appears to be having a difficult encounter with a roper! Made of satiny smooth 100-percent polyester for comfort and durability, it measures 150cm (59 inches) by 50cm (almost 19 3/4 inches), and is meant to be used with a "body pillow" form. Mmm, snuggly!