Features: 1, REPLACEMENT FOIL & CUTTER: Replacement for 17155 lithium foil shaver, when the foil and cutter get dull. 2, HYPO-ALLERGENIC: Gold titanium foils for zero finishes that are ultra-thin and suitable for the most sensitive skin without being painful or irritating. 3, BUMP-FREE TECH: The diamond finishing enables dry trimming, zero overlaps, and a super-close, clean shave without generating razor bumps or irritation. 4, EASILY CHANGE: You simply follow the instructions to change the foil and cutter, which is quite convenient and easy. 5, You may replace them to keep your shaver in excellent cutting shape Specifications: Main Colour:Grey Length:5 cm Package: 1*Shaver Replacement