Trattoria cutlery series from Robert Welch is inspired by European bistro. Spoons and forks are made with the highest quality 18/10 stainless steel. Knife blades are made of specially hardened stainless steel to give the best possible cutting edge. Handles are made of molded POM plastic with stainless steel compression rivets. To maintain shine, the handles can be polished with vegetable oil. Trattoria is also perfect for catering and a more demanding environment.All Trattoria cutlery is dishwasher safe.Trattoria cutlery series is polished.