Please check my profile first, thank you. m(_ _)m Thank you for viewing. ~Copper Tape, Stained Glass Materials, 9-piece set~ 4mm x 1 piece, 5mm x 3 pieces, 6mm x 3 pieces, 7mm x 1 piece, 12mm x 1 piece Due to long-term home storage, there is considerable aging and deterioration. All items are USED. I have confirmed that they adhere firmly to glass. Please purchase after carefully checking the photos. m(_ _)m Returns are not accepted! Please purchase only if you fully understand the condition. #NAIA’sGlassFromHere #StainedGlassMaterials #StainedGlassParts #CopperTape #CopperTape