Artisan Laboratory Test Tube Rack with Tubes by Carol Lester. This rack with 5 test tubes is perfect for your miniature laboratory setting. Great for Halloween, too! Imported from Great Britain. Hand crafted by artisan Carol Lester. Designed for the 1:12 scale miniature setting. Design, color, and measurements may vary slightly. Made of metal and plastic. Measures approximately: 5/8 inches tall x 13/16 inches wide x 3/16 inches deep.