Iris has learned the art of pointing out her favorite ones. She picks out favorite pictures in different books, favorite flowers to smell, and favorite clothespins. She has four favorite clothespins which she picks from the basket: three blue and one yellow, the yellow being the favoritest of all. They are 1950s vintage plastic clothespins that look something like this:

Some people collect them and display them in glass jars with fancy lids. I use them to hang laundry.