Hydro Silk Blade Refills ValueThe Schick Silk Hydro Refill blades feature a Hydra Boost serum formulated with shea butter and sea minerals. It's 5 curve sensing blades to give you incredible closeness, while following the natural shape of your body. The cartridge is perfect for accessing hard to reach areas, and each blade includes unique skin guards to smooth skin and help prevent irritation. Use with either the Silk Hydro Razor or Silk Salon Total Bikini handles.*Moisturises up