Our Smithcraft 18/8 (304) stainless steel measuring cups and measuring Spoons set :1.Engraved Measurement Markings - do not fade, wash off or wear out like printed ones2.Materials: Stainless Steel 304 (18/8) not 201 or 430 - Rust Proof3.Round shape to easily stack them into each other for easy storage4.Sturdy Locking Rings to Hold corresponding pieces together Lifetime, no-hassle free-replacement guarantee.Customer Satisfaction: If there is anything that you are not satisfied with our item or services, please contact us freely, we always reply in 24hrs, and we promise to offer our best services for you.