Hydro silk sensitive refill 4 count. Is designed to handle even the most sensitive areas with the technology you expe count from a razor while being dermatologist tested for sensitive skin. Hydro silk sensitive refill 4 count. Contains skin guards to reduce redness and irritation with 5 ultra-glide blades. Hydro silk sensitive refill 4 count. Finishes with high gloss colored chrome and a soft touch rubber for gripping ease with an easy cartridge loading system.