I have a vintage Swank keytainer/keycase.  It is a large one opening 2 ways with snaps on both, 8 keys on the outside opening, 8 more inside.  It is cowhide black leather.  It measures about 4" x 4" x about 1" in depth.  It is in very nice condition. 

Swank Key Case Leather Vintage Item

$20.95 Regular Price
$18.86Sale Price