Good Quality Recycled Paper Cardboard A4 Envelope Mailing Envelopes Cardboard

1. Enough paperboard weight from 250gsm to 450gsm,it is not easy to be   broken
2. Good stiffness and No deformation
3. Beautiful and high precise printing
4. The bonding is very strong,it will not be explosive even hold more goods into it
5. The easy-tearing tape at the close lid to make the envelope be opened easily etc
6. We provide OEM and ODM service.We offer design, sample making, production all-in-one service, according to customer’s requirements of material,shape,size and printing process.