10 double cassette boxes to hold 2 audio cassettes side-by-side with free shipping in Canada and USA. 

Approximate dimensions of J-Card: 
Total width and height:  5.45" x 5.21"
Back flap: 7/8"
Spine: 0.5"
Front cover: 4.14" wide

Free shipping may not be available to some remote areas. International orders will be canceled.