... Offset Printing & Silkscreen Printing & Hot StampingThe specification of ring binder SizeA4 /FC or customers' requirementsMaterialEco-friendly PP, PVC ... , leather PUColor/logo SelectionCustomedRing shapeO-shaped, D-shapedPrintingCustomer's design or logoUsagePromotion gift, store pens , pencils , ... products ,including L-shaped file ,expanding wallet , ring binders and etc.In the industry has a wide ...