Each magnifying viewer has a 3 1/2 inch magnifying lid and feature air holes to keep insects alive 3.00 inches tall x 8.50 inches long x 11.50 inches wide.
From the Manufacturer
Toysmith's Magnifying Bug Viewer allows you to view your favorite insects through the 3.5" magnifier lid.
The air holes keep your insects alive.
Ages 5 and up.
