For an easy, no mess option for cookie decorating, try Tipless Piping Bags. Simply cut the tip size you want and discard the bag when you're done. No need for clean up!
Harken back to the days of the Wild West with this cactus cookie from @sweetjennybelle. It pairs great with other cutters like the Moustache or Texas Longhorns and is perfect for a cowboy-themed party!