Frank B 9 Inch Imitation Ivory Stiletto Automatic Knife Black Teflon Bayo. Overall Length: 23cm - 9" Blade Length: 10cm - 4" Blade thickness: 3mm - 0.12" Weight: 115 gr Blade material: AISI 420 Stainless steel Handle material: Imitation Ivory Frame material: Stainless steel Made in: Italy