Primitive Winter Christmas Frosty's Hot Cocoa Flour Sack Towel. This is a brand new line of towels made by my 18 year old daughter Sidney. She does a beautiful job with these and is so creative on her designs. Make great gifts too! Crisp white flour sack cotton towels. Design in permanent. Use or display the towel. Machine wash/dry low temp. Size of the towel is 30" x 28". Hand Made by Sidney.