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 2013412, A4, Kardus, Ungu, 245 mm, 315 mm, 30 g Esselte 2013412. Format: A4, Bahan: Kardus, Warna produk: Ungu. Panjang: 245 mm, Tinggi: 315 mm, Berat: 30 g. Kuantitas per paket: 100 buah. Sertifikat keberlanjutan: Blue Angel