Colors: Red, Blue, Green, Yellow Material: Plastic Product Name: Microscope Prepared Slides Size: As pictured New design and high-quality product. Great Gift for Kids: This set is a perfect gift for children, designed with safety in mind, featuring plastic materials without sharp edges, allowing kids to explore the microscopic world on their own. Full Range of Multiple Observation Objects: This set includes a wide variety of observation objects, such as insects, plants, animals, flowers, and unique animal blood samples, providing ample opportunities for children to study and research. Selected Fine Specimens and Classification Label: The included specimens are carefully prepared and color-labeled, making it easy for children to classify and collect them for long-term storage. It also ensures specimens are protected from moisture damage. High Cost-Effectiveness for Beginners: With 60 prepared slides of entomology, botany, and mammal specimens, this set offers great value for beginners, including children, novice students, or homeschooling programs. Size and Packaging: Each slide measures 60mm x 21mm and comes in a package containing 12 individual slides. The specimens are sealed with a coverslip to preserve the samples and ensure their longevity.