The Cross Blade is Made of High Quality Plastic, 100% BPA-free, and Food-grade Stainless Steel. It Great for chopping, grating, mixing and blending foods such as onions, cheeses,smoothies , sorbets , and frozen drinks. Also ideal for whipping up refreshing frozen cocktails, mocktails, and milkshakes, homemade hummus, creamy soups ,or homemade baby food.