Chef knife blade sheath prevent damages on knives during transport. We strongly recommend our customers who often carry knives to purchase these sheath. 
Specifications:
Knife Type:  Chef's Knife
Material: Black walnut
8 inch chef knife  sheath    Blade Length ≤210 mm  Blade wide ≤48 mm   Blade thickness ≤ 3 mm 
 Hope you like it!
Note: It do not including Knife.  Only knife blade sheath!