Hole is largish - takes 1.5 mm leather or cord easily. Colour varies - from a rusty orange to turquoise, blue and purple. Raku is a technique of firing that involves a low-oxygen environment. Essentially, the items are taken out of the kiln hot and buried in a bucket of sawdust. As you might imagine, it's a pretty exciting and messy way to work! Same pattern front and back.
33mm By the each.