3D Lenticular Ring BinderBear ring binder is suitable for those students who are in primary school or those adults with childishness. Our printing technique is off-set and UV printing used the Germany machine"Heidelberg-UV6+1" and Taiwan CTP machine. CMYK and pantone color are available.Item NO:ZC-LP-005Material: Durable PP and PET2.5×21×25 cm is our conventional sizeThickness is 0.3-0.6mmExisting design and custom design are accepted.Samples can be sent after 5-7 business days.