The size of the sheet is 117x171 mm or 4.6 x 6.7 inches. The heigt of each sticker is 5 mm or 0.2 inches.
These stickers are handmade on thin matte sticker paper. Though not water proof, they can take a light layer of watercolour or similar. You can write on and stamp the stickers. Please allow for tiny imperfections and note that colours may vary from each screen.