Product Highlight Replace Your Sponge - Bring your best pots and pans back to life - especially those grimy bottoms and sides - with your favorite kitchen cleanser. 316 Grade Stainless Steel - Made of the finest and strongest restaurant quality 316 grade stainless steel. Accept no substitutes - Knapp Made is the brand you can trust. Lifetime Replacement - Comes with the Knapp Made lifetime replacement guarantee. Quality Assurance - Patent Protected as a genuine Knapp Made chainmail product.