A pack of 10 replacement blades for use with your safety razor - razor also available from Acala. These blades are universal and can be used with any safety razor. We chose to stock these blades made by my mullet as, on top of their unrivaled quality, they are members of the environmental alliance of Saxony. They are committed to sustainability and strive to cooperate with suppliers who uphold the same high standards. They state: “Our actions are driven by an affinity with nature and a desire for the very highest quality”. Specifics: 10 blades per pack Made from stainless steel. 100% recyclable. Pat dry after each use to prolong its lifespan. Packaged in a recyclable, plastic container. We are talking to Muhle to understand if a non-plastic or bio-plastic alternative can be found. Directions: Check out our guide to shaving with a safety razor.