3-Ring Binder, 1.durable, 2.recyclable, 3.economical, 4.non-toxic, PP 3Ring Binder ,Material : non-toxic pp ,Dimension : A4,F/CThickness : >0.50mm, customer designed thickness is welcomeDelivery time: 20-25 days after confirmed you po 1.Custom design is available2.OEM is welcome,according to customer specification regarding the color, design and size. PP 3Ring Binder