Set of 7 copper foil tapes, perfect for stained glass: Black Back Tape 7/32 (5.5mm) x 3 rolls Regular Tape 7/32 (5.5mm) x 3 rolls Black Back Tape 3/16 (4.8mm) x 1 roll - Type: Copper foil tape - Application: Stained glass making - Quantity: Set of 7 Thank you for looking. I am selling these because I bought them but didn't use them. Unopened, brand new, and unused, but I don't recommend it to those who are concerned about minor details.