Adjustable Futur Snap-Cap design makes loading blades simple while the adjustable head offers the ability to control the blade gap, allowing you to fine-tune the closeness of the shave. adjustable double edge safety razors offer the ability to control the blade gap, allowing you to fine-tune the closeness of the shave. This means the best shave for your skin type without the irritation sometimes experienced with multi-blade cartridge razor systems. Furthermore, you can adjust the setting w