Progressive International is your source for the widest range of functional, inventive and fun kitchen tools and great ideas put into practice. Our gadgets, tools, food-prep items and household products make cooking and meal preparation more efficient and fun. At Progressive, passion and creativity unite to create the right balance of form and function for today's cooks. Our in-house designers spend hours in the kitchen coming up with ways to improve on a variety of traditional tasks and tools. Established in 1973, our commitment to quality and service allows us to offer a broad selection of quality kitchenware and other household products. Progressive holds product patents worldwide and has gained respect as a world class kitchenware innovator. Prepworks from Progressive International is a line of products created by people who understand having the correct kitchen tool can make your cooking experience more enjoyable. Prepworks - essential items for today's cook. The Prepworks set of 4 stainless steel measuring cup set are made of heavy gauge 18/8 stainless steel and have flat bottoms for accurate measuring. The set has contoured grip handles and rest comfortably in your hand. Standard and metric measurements are stamped into the handles. The set comes with a storage ring to keep spoons together for easier storage. Dishwasher safe.