This is a 10-piece slide set including five blank slides and five prepared slides: Pine Stem, Sunflower Stem, Onion Epidermis, Cotton Stem and House Fly Leg. The prepared slides are coverslipped and preserved in cedar wood oil. These are premium, accurately stained, and machine cleaned slides that will give a sharp image. All prepared slides are carefully labeled for easy reference and are arranged in a fine plastic box. This slide set is excellent for educational use for all levels of students and home school programans . This item is brand new from the manufacturer. As these slides are not second hand, there is no risk of contamination from previous use. Slides Included : - Pine Stem (cross section) Sunflower Stem (cross section) Onion Epidermis (whole mount) Cotton Stem(cross section) House Fly Leg (whole mount)