Ken Onion, the youngest person in the knife maker hall of fame, has designed these top quality USA made knives. So far, this master knife maker has created two styles, Rain and Sky. Both are dishwasher safe! These Ken Onion knives have comfortable ergonomic handles that fit into the hand perfectly and help reduce hand fatigue. Ken Onion Rain and Sky knives are made from high-quality materials that last longer and stay sharper. And, they are backed with a lifetime warranty from Chef Works.