The Bonzer egg has evolved from the eggs of the early 70s. They combine the best attributes of past, present and future. Malcolm makes a wide range of them using mostly the 5 fin set up. They will work in many types of waves. Bonzer eggs utilize round, diamond and squash tails. Condition 3/5. We are selective about our used craft and want to ensure our customers are satisfied. If you wish to know more about one of our used boards, feel free tocontactSurfBored.