Gillette Venus Swirl razor blade refills feature 5 Contour™ blades that individually adjust to every curve. Venus Swirl blades are our thinnest, finest blades. Our most advanced blade technology captures virtually every hair. The MicroFine comb helps guide hair to the blades that capture virtually every hair while the MoistureGlide serum (water activated) moisturizes for an incredible glide. It's 6x more flexible than Venus original razor blades. It's our most advanced blades for a flawless shave.