Even kids who shy away from bugs will be encouraged to capture and investigate critters with these ladybug jars. The wings open to reveal a 3.5x magnifying lens. The screw-on cap and air vents allow for live-critter observation. Jars measure 4.5 in H x 3.5 in in diameter. Size: 12.1 x 29.9 x 19.7 cm. Ages 3+.