They are also now just a little bit wider to better fill the pocket but basically they are the same as before but with new edge colors. (greenmountaindiapers.com)
They often come in sizes with different edge colors, like the Imagine ones shown above. (lifeisnotbubblewrapped.com)
Thoma: I would say the hard - edge color field paintings led me towards art that uses light and space, such as Dan Flavin or Robert Irwin's newer works, and from there we were introduced to a piece by Leo Villareal; I was fascinated by the colors! (journal.voca.network)