Proper Size: 30 sheets The sun print cyanotype paper is about 14.8 x 21 cm / 5.8 x 8.3 inches, suitable for your daily use, you can carry it around without adding much weight . which is enough for your daily use and replacement needs.Unique design: Use the power of the sun to create art, Sensitive nature printing paper is made of blueprint paper material, not easy to break or tear, light weight, but please note that it needs to be stored from light to avoid exposure. Blue paper is more sensitive to light, need to be stored from light before use, the earlier the use of the better effectWide application: Sunprinting is a great manual activity to do with kids and adults; it can be also used as a science tool to create together in classrooms, camps, libraries, etc. to let children experience the charm of nature, then loved and protect nature; and the finished product is also very beautiful decoration that can hang it wall or classroom.Used : 1. Put the plants, paper cuttings or other things on sun printing paper; 2. fix it with an acrylic board or clear glass With fix clamp; 3. Expose in the sun about 10 minutes, until the color of paper changes; 4. Rinse the paper with water for about 1 min till the water is clean; 5. Lay your sun print flat and allow it to dry, perfect artistic work is done. (Note: drying effect is drying)Note: the picture is only a rendering, the real thing is blank, the material needs to go to the nature to collect, their own DIY pattern is more interesting. DIY do your picture.size: 14.8 x 21 cmMaterial: Papercolour: random colorNote: randomly colored. Cannot be chosen the specific color.Package Contents: 30 Sheets x A5 Sun Print Paper4 x acrylic board16 x Retaining clamp