Diamond Like Carbon Coated Foils are the hardest and most robust razor foils ever by Remington. Virtually indestructible these foils are 400% harder than Remington nickel foils. The F710 includes super flexing foils and a side-2-side pivoting head ensuring a close shave, even with sensitive skin. The F710 also features an intercept trimmer and detail styling trimmer for longer and stray hairs and a Lift & Wash function for quick and easy cleaning. Can be used with and without cord for up to 60 minutes cordless shaving time.