WILTON-Cupcake Window Box. Create the perfect gift with window boxes! Each one has a window on the top so you can see the yummy treats inside and there are removable inserts inside for keeping four cupcakes perfectly in place. Dimensions of the outer box are 6-1/4x6-1/4x3 inches. Each package contains three boxes and three cupcake inserts. Color: Sweet Pink. Imported.