Vintage Lot of 15 Blank Cassette Tapes TDK Sony Memorex + Sealed New

Vintage Lot of 15 Blank Cassette Tapes TDK -3 (1 SD 110, 2 D90) Sony 4 (2-60 min hi-fi normal bias, 1-90 min high bias cd-it slide case, 1- 90 hf normal bias) Memorex -2 (90 min dbs normal position) Pharmor -2 (60 min normal bais) Real tech 3 pk 60 min normal bias James Alex imp - 60 min normal bias All sealed, plastic wrap has some signs of shelf wear and age including marks and discoloration