Affordable, Premium Copper Sheets and Rolls- Pure Copper Alloy 110 (99.9% cu) Bare, Smooth Commercial Finish/Annealed (Dead Soft and Very Malleable-annealed copper is much more pliable and workable than non-annealed copper) and manufactured to ASTM-B152 (Certificate of Conformance provided upon request). These high quality copper sheets are used for crafts and art projects, counter tops, bar tops, backsplashes, embossing, rfi shielding, manufacturing, electrical applications, research and development, do it yourself projects, and much more! See our Thickness Guide for help determining the proper thickness for your project. If you don't see the size you need or have questions about your project, please don't hesitate to contact us via phone at 252-491-2812, via email at info@basiccopper.com, or try our "live chat" feature for immediate assistance!