Pillows with Styrofoam ball filling are generally not machine washable, so make sure to choose one with a removable cover that you can wash. (wikihow.com)
The snowballs were made out of styrofoam balls wrapped with yarn. (odetoinspiration.com)
The best thing about pregnancy pillows made of Styrofoam ball fillings is that they perfectly adapt to the shape and weight of your body. (pillowsforlife.com)