... oxgen &light barrier,perfect oxygen and steeam barrier3.bag style: three-side sealed bag,zipper stand up bag,sealing bag,self- ... sealed bag,shapes bags,self-standing zip lock,side-gusset bag ect.4.suitable for refershment,biscuit,candy, ... drink and pharmaceutical5.the materical,thickness, printings colors, sizes ,style and quantity can be manufactured according to your requirementATTENTION: the ...