... -150gsm paper,printing as the client's request,with/without gum,self-adhesive .3.Wallet envelope:80-120gsm offset paper,min ... size:80*120mm,max size:190*292mm,with /without gum,self adhesive,peel and seal.with or without window as ... :min size:100*150mm,max size:252*380mm,with/without gum,self adhesive,peal and seal.5.Red packet:60gsm-120gsm ...