Double Blade: Features: Disposable Razor Blades Adopt Japan 6CR13 Stainless Steel US Dupont Teflon Treatment Nami Technology, Super Sharp Normal & Sensitive Skin Close, Smooth Shave Oxygening Resistance Competitive Manufacturing Price How to Use: Load to Shaving Razor or Razor Carrier Avoid touching the the blade After shaving do not wipe the blade Simply rinse and shake off the excess water Warning: Blades and Razors should be kept out of reach of children!