Mercer Culinary MercerGrates Fine Zester, Wide Acid etched blades for a super sharp cutting surface that stays sharp longer Rounded ergonomic handles are made from durable polypropylene and comfortable, slip-resistant Santoprene Heavy-duty 18-8 stainless steel blades are resistant to corrosion and pitting Great for: citrus zest, parmesan, spices, ginger Limited Lifetime Warranty