ring binder 1. 18-year binder-making experience 2. 5-15% less than market price 3. 100% guaranteed quality ring binder Itemring binerPaper stock & weightSpecial paper (250gsm,300gsm,350gsm)Gloss or matte paper (128gsm,157gsm,200gsm,250gsm,300gsm)Offset paper (80gsm,100gsm)Craft paper (100gsm, 120gsm, 150gsm, 200gsm, 250gsm, 300gsm)SizeA4, or customers' needsColorCMYK & 1~4 colors, printed 1 side ...