Bullet Points : 1 > Premium Materials - Rockwell Razors Safety Razor Blades Are Made Of Premium Rust-Proof Swedish Stainless Steel, And Specially Treated To Retain Exceptional Sharpness 2 >Long-Lasting - Each Blade Lasts 5 To 8 Shaves 3 >Safely Packaged - Each Blade Is Double-Wrapped In Recyclable Paper Packaging For Safety And Easy Disposal 4 >Works With All Safety Razors - Provides An Excellent Shave When Used With All Double-Edge Safety Razors, Including Rockwell Razors Branded Razors 5 >4 Months Of Shaves - This 20-Pack Of Blades Will Last Approximately 4 Months, Assuming The Blade Is Changed Once Every Week Description : Rockwell 20-Pack Blades20 Count (Pack Of 1)