Wilton-Treat Bag Kit: Hello Kitty. Treat party guests to homemade goodies to-go using these Hello Kitty Treat Shaped Bags to match your party theme! See-through, pink plastic treat bags give a hint at treats inside. Hello Kitty shaped icon featured on front and back for the perfect presentation. This package contains four 9- 1.2x4 inch treat bags, four cutouts and four ties. Imported.