Ka-Bar & MK2 Oiled with Neatsfoot oil Leather Sheath For All KA-BAR & MK2 Fighting/Utility Knives Series. These are Oiled and varey in contrast. This sheath also works on Knives with a Blade 7" x 1 3/16"  Comes with Staples and Rivets you can instal to original specifications. The original leather sheaths that came with WW II made KA-BARS had staples