This replacement foil head is only suitable for the Stylecraft By Silver Bullet UNO Single Foil Shaver Superior gold titanium ultra-thin foils for increased power with hypoallergenic properties for sensitive skin Slick foil design allows for longer hairs to be cut, great for beard and scalp Replacing your blade gives you a better, smoother, closer shave For best performance clean regularly when used daily with a small brush and rinse with warm water