Genius. Two pastry bags inside another to create swirled icing for cupcakes.

The Color Swirl Coupler interlocks 3 decorating bags so you can easily decorate treats with 2-3 colors in one motion.

every tip for icing you've ever wanted. everything is genius

Step-By-Step Tutorial: How to Swirl Icing on a Cupcake

two bags of frosting put in one bag for two toned frosting.

No Mess Piping Bags!

3 colors frosting

Frosting tips

Glitter Frosting Cupcakes | DIY Cozy Home http://diycozyhome.com/glitter-frosting-cupcakes/

Make your cupcake frosting SWIRL by using two bags in one tip. | 46 Life-Changing Baking Hacks Everyone Needs To Know

Best idea ever! Popsicle maker as icing holder.

yep..how to make a homemade piping bag

HOW To Create Icing Roses #cupcake #inspiration http://thecupcakedailyblog.com/how-to-create-icing-roses/

This is Genius!! Airbrushing Lace on Cookies

Rainbow icing cupcakes

How to Rose Swirl Decorate Cupcakes

Delicious peanut butter cup cupcakes, with peanut butter frosting! Reese's peanut butter cups baked inside!

How to make Hi Hat Cupcakes (MyCakeSchool.com). SO MUCH FUN to make. Nobody can resist a swirl of frosting dipped in chocolate!

Chocolate bowl