Close and comfortable shave. Achieve a smooth glide on your skin with SkinComfort rings. Rings with metallic pigments feature an anti-friction coating for excellent gliding and superior skin comfort. The skin comfort system delivers an efficient shave, even on longer beards (up to 7 days). Wider, round holes capture more hair per pass, providing a noticeable difference. Full bracket design allows for simple and easy replacement. The improved design makes maintaining your Norelco shaver easier. Install a new shaving head in just two steps, enabling thorough cleaning and optimal daily performance. Compatible with Norelco 9000 Prestige (SP98XX) models. Replace blades every 12 months for best results. Color: Silver. Material: Plastic and Metal. Package includes: 1 x Shaver Head. Light shooting and different displays may cause slight color variations. Measurement error: +/- 1-3 cm.