These treat boxes are perfect birthday party supplies for an upcoming scientific soirée. Load them full of treats that boost brainpower or party favors that’ll help little Einstein’s test their hypotheses again and again. Printed with brightly colored periodic elements, these boxes also make for a great addition to party décor and can be filled with fun snacks and displayed on the buffet. Cardboard. 6 PER PACK. 4X4X4 inches in size. Big enough to hold a lot of favours.