Audio Cassette Case Polypropylene Sleeve.
3-1/2 X 5-1/2". 1-5/8" Resealable flap.
2 mil Polypropylene

ResealablePolypropylene Sleeve Audio Cassette Cases
3-1/2 X 5-1/2". 1-5/8" Resealable flap.2mil crystal-clear material. The reseal tape is on the body of the sleeve which keeps the tape from coming in contact with cassette case.