The Venus original razor features protective cushions surrounding 3 blades for a smooth, close shave in just one stroke. Lubrastrip with a Touch of Aloe for Glide Protective cushions for a great shave and an indicator strip that fades when you are no longer getting the optimal Venus shave. Indicator strip - The blue strip fades away when you are no longer getting the optimal Venus shave; Pack Includes 1 Venus Swirl refill upgrade with 5 Contour™ blades that adjust to every curve. Any Venus cartridge fits any Venus razor handle, except Simply Venus