This package of four ink cubes is part of the Cool Girl Collection from Pebbles. These ink cubes measure 1.12" x 1.12". The colors of these cubes are purple, green, yellow, and pink. These ink pads have a raised ink pad that measures almost 1" in diameter. The ink in these cubes is non-toxic and acid free. This ink can be used for cards, scrapbook pages, tags, journals, and other paper crafting projects.