So which is it? Bone or stag antlers? Well, actually it's both. Case Knives Genuine 6.5 BoneStag handles are made from jigged cattle bone to mimic the natural patterns found on stag antlers. Then the bone's treated under an open flame to lend further authenticity. And in case you were wondering, the 6.5 in the name comes from merging the pattern numbers of the two handles material families (the "6" designates the jigged bone products, the "5", the genuine stag). All Case pocket knives are made in the USA.