Cartridges by Gillette. Details:Our Gillette SkinGuard razor blade refills are clinically proven for sensitive skin with the SkinGuard feature that smooths your skin and protects it from the blades. It is designed to stop irritation with lubrication before and after the blade, working to minimize tug and pull and cut hair at the skin level. The soft microfins gently smooth and stretch skin while the microcomb guides hair to the blade. These blade refills feature our thinnest blades and a precision trimmer which is perfect for hard-to-reach places and styling facial hair. Your shave will have the right blend of closeness to avoid potential irritations you may have experienced from other razors. This may be a bit different from the Gillette shave you’ve experienced in the past but you will still get a great shave that helps stop irritation and razor bumps. SkinGuard blade refills fit all SkinGuard razor handles.