Easy view: one side panel is clear see through vinyl to easily observe the Butterflies. Handy carrying handles. Arrives in a 12" X 12" X 2.25" Color box. Manufacturered by Nature Bound Toys. Classroom or home: works great as a Class project or just cather caterpillars at home and watch them morph into butterflies. Butterfly larvae sold separately. Includes mail order coupon for 50% off. Just pay S&H. Optional. Easy access: one panel has extra large zipper door.