Gillette 7 O'Clock Green Super Stainless Double Edge Safety Razor Blades are a throwback to the days when Gillette made razor blades that were very sharp and lasted more than one or two shaves.Made in St Petersburg, Russia under licence from The Gillette Company of USA, these blades are rated by some experienced wet shavers as even better than Feather DE Blades. Gillette 7 O'Clock Green DE Blades will fit all double edge safety razors including Merkur, Muhle, Goodfella, Parker, iKon, Feather, Tradere etc.