"Wafu" (Japannese-Style) & Leather Folder Case "Wafu" Closed Length of Knife 2 3/4" (70mm) = SS 3 3/8" (85mm) = S 3 3/4" (95mm) = M 4 3/8" (110mm) = L 4 3/4" (120mm) = LL 5" (127mm) = XL Leather Closed Length of Knife 3 1/8" (80mm) = S 3 9/16" (90mm) = M 3 15/16" (!00mm) = L 4 3/8" (110mm) = LL