10 Sony Super EF60 blank cassette tapes, brand new, unopened, made in Japan. This set of tapes is from Sony's classic Super EF series, Type I standard magnetic tape, double-sided, with a total runtime of 60 minutes. They are characterized by high heat resistance, high fidelity, and durability, featuring sturdy tape cases, and are compatible with various vintage tape recorders. All tapes are in their original factory-sealed, unopened packaging, and in excellent condition, suitable for use with vintage audio equipment, audio collectors, and those with a nostalgic digital passion.