Corozo Buttons / 15mm, 20mm or 25mm / Set of 6 Merchant & Mills $4.95 15mm - $4.95 20mm - $6.50 25mm - $7.95 Quantity This variant is currently sold out Please fill in the form below if you'd like to be notified when it becomes available. 4 hole corozo button, 15mm, 20mm or 25mm, set of 6. Corozo is a 100% natural product which is similar in consistency to a hard resin. It is made up of a very tightly wound organic fibers which give it excellent durability and scratch resistance.