... ISO-9001, FSC, and SGS certificate. eco notebook with pen More information about factory/products: Brand NameTangoSizeCustomization acceptCover ... 100g, 120g, 150g, 180g, 200g, 250g, 300g, 350g) Inner paper:Wood-free paper (70g, 80g, 100g, 120g )ColorPantone ... , gold/silver stamping, embossing, etc.BindingCase bound binding, paperback binding, sewing binding, perfect binding,Saddle stitch binding, wire ...