Box contains 5.75" tall "Penn-Plax Action Aerating Monster" plastic figure. Figure is jointed at waist and has air tube running into back. Toy was to be placed in aquarium and tube would fill upper torso with air, causing body to move and release air bubbles. ©1971. Box has light wear with 1x2.5" surface paper lift on reverse and two 3" strips of tape residue, as issued. Fine appearance. Figure has one claw tip off left hand and 4 extreme tips off right hand fingers. Only visible when viewed closely. O/w figure is N. Mint and never removed from box. This item is one of the rarest Creature collectibles and is extremely rare boxed.