Ottoza Handmade Damascus Tracker Knife with Blue Bone Handle No:198 is preserved in oil for best storage conditions and can be cleaned with a dry cloth before use. This knife is combined from 1095 and 15n20 Steels. Every pattern is different like fingerprints because they are made with patterns that range from raindrops to ledder or any random pattern. The handles are made of natural materials. Damascus Tracker Knife is best used as a hunting knife; however, it does make a great addition to your camping or survival essentials. This knife is 10 inches in total length, 5 inches of handle and 5 inches of blade past the handle. Yes the blade is full tang making it strong and less easy to break. The sheath is handmade of premium hard cowhide leather and is a RIGHT hand draw. It is designed to be worn on the back of your belt for a horizontal draw, just like the scouts carry them. Your Handmade Damascus Steel Custom Knife will last you for years with proper care. Drying your knife after use is the best to keep it in top condition. Oil your knife if you are not planning on using it for long periods of time. ATTENTION: SHARPENING STONE or FIRE STARTER is NOT INCLUDED in the box! Free shipping is included!