The Blue Angel is the ecolabel of the federal government of Germany since 1978. The Blue Angel sets high standards for environmentally friendly product design and has proven itself over the past 40 years as a reliable guide for a more sustainable consumption. Blue Angel Esselte 1032413, A4, Karton, Kahel, Larawan, 275 g/m², 250 milimetro Esselte 1032413. Format: A4, Materyal: Karton, Kulay ng produkto: Kahel. Lapad: 250 milimetro, Height: 350 milimetro, Timbang: 50 g. Dami bawat kahon: 100 (mga) piraso. Mga sertipiko ng pagpapanatili: Asul na anghel