①. This is a 50-piece microscope prepared slide set containing various plants, insects and/or animal tissues. ②. They are accurately stained and machine cleaned slides that can provide a clear image. ③. This slide set is a mix of 50 prepared slides, which may bring some fun to students. ④. This slide set is suitable for educational use and can be used for student study at all levels including home school program. ⑤. It is from the manufacturer. ⑥. This is a 50-piece microscope prepared slide set containing various plants, insects and/or animal tissues. ⑦. They are accurately stained and machine cleaned slides that can provide a clear image. ⑧. This slide set is a mix of 50 prepared slides, which may bring some fun to students. ⑨. This slide set is suitable for educational use and can be used for student study at all levels including home school program. ⑩. It is from the manufacturer. ⑪. Box Size: 22.5 x 10.5 x 3.5cm / 8.9 x 4.1 x 1.4in ⑫. Weight: 423g / 14.9oz(approx.) ⑬. Package list: 1 box(50pcs) * Slides