The wood in our pencils is Californian cedar wood certified PEFC (Program for Endorsement of Forest Certification). PEFC-certified wood guarantees sustainable forest management.  A forest is managed sustainably when: The quantity of cut timber is never greater than the quantity that grows in the forest; After cutting, the trees will be replanted or will be helped to renew themselves naturally; Habitats for plants and wild animals are protected and all those protective functions that the forest normally carries out with respect to the climate, soil and water. Please visit: www.pefc.org