GBC CombBind Binding Combs 38mm A4 21R, Black, 375 sheets, Polyvinyl chloride (PVC), A4, 3.8 cm, 950 g GBC CombBind Binding Combs 38mm A4 21R. Product colour: Black, Maximum capacity: 375 sheets, Material: Polyvinyl chloride (PVC). Weight: 950 g. Package width: 238 mm, Package depth: 135 mm, Package height: 336 mm. Country of origin: Vietnam