Mini "Hyotan" SP Small Version of "Hyotan" Slip Joint Folder Blade steel: ATS-34 Handle material: Tozaki bone BK m.o.p. & 18k gold "Hyotan" inlay Bolster: nickel silver Blade length: 1 3/4" (45mm) Closed length: 2 1/2" (64mm) Special leather case made by Yuko "Hyotan" is Japanese for "Bottle gourd"