What you get: 50 sheets of cyanotype paper – 20 A6, 20 A5, and 10 A4 sheets, plus 1 acrylic plate. Plenty for your needs and replacements, or share with friends for creative fun! Perfect Size Set: These printing papers come in 3 convenient sizes: 5.85 x 8.27 inches, 8.27 x 11.69 inches, and 4.13 x 5.83 inches. High-Quality Material: Made from durable, fade-resistant paper. Easy to Use: Simply place plants, paper cutouts, or other items on the paper, cover with the acrylic plate, leave in the sun for about 10 minutes, rinse under a tap for a few minutes, and let it air dry for about 2 minutes. Wide Application: Ideal for classrooms, camps, and libraries to foster children's interest and practical skills. Material: Paper Color: Blue Package Contents: 20 x A6 sheets 20 x A5 sheets 10 x A4 sheets 1 x A4 acrylic cover Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3cm.