BCW Mini Snap Card Holder
 
Holds a standard-sized, 2 ½" x 3 ½" trading card
Fits in cardboard storage boxes
Stackable
 
Exterior Dimensions:
2 ¹¹⁄₁₆" x 3 ¹¹⁄₁₆" x ¼"
Interior Dimensions:
2 ⁹⁄₁₆" x 3 ⁹⁄₁₆"