100 Clear Heavy-Duty Cassette Cases

100 vintage-style Norelco cases for audio cassettes. 

Features
 - highest quality, crystal-clear, and scratch-free
 - heavy-duty 30 grams
 - square corner vintage design
 - securely holds 1 audio cassette and a J-card
 - hub locks to prevent your audio tape from getting loose
 - the inside dimensions are around 103 x 85 x 14mm.
 - the outside dimensions are around 104 x 86 x 15mm.