The product is a lot of mixed brand recordable blank audio cassette tapes, including TDK SA90/D90, Sony HF90, and other brands. The cassette tapes come in standard jewel cases and have a mixed capacity. They are ideal for recording audio and storing music, speeches, or any other audio recordings. This lot offers a variety of options for different recording options to create their own mixtapes or preserve important audio recordings. There are 28 at this time with a few more to be found that will toss in at time of sale.