WILTON-Decorating Icing. These plastic tubes of decorating icing contain 4-1/4 ounces. Its like having a filled decorating bag that is ready when you are! Tubes can be used with Wiltons Tip and Nail Set or Coupler Ring Set (each sold separately) and any standard size Wilton metal tip. Great taste! Ready to use. Available in a variety of colors: each sold separately. Made in USA.