CADDYSTACK

plastic, portable storage containers, primarily for commercial, school and institutional use for items such as art and crafts supplies including crayons and paint, school supplies such as books, writing paper, pencils and pens, file folders, video tapes, calculators, teaching aids such as mathematics manipulative sets, geometric boards and blocks, polyhedron sets, and weather, electricity and basic machine teaching kits, toys such as building block sets, and cleaning supplies not including toilet paper