The Wilkinson Sword Hydro 5 Blades Hydrating Gel comes in a brand new and sealed 8 pack, ideal for men looking for a sensitive blade set. Made of stainless steel with a razor blade length of 4cm and a width of 15.8mm, these blades are designed for the Wilkinson Hydro 5 model. The blue blades are both compatible with Wilkinson Sword razors and are specifically designed for shaving the face. Manufactured in Germany, these blades provide a comfortable and efficient shaving experience.