1.aluminum foil coffee bag, side gusset coffee bag 2.coffee bag with tin tie and stand up 3.bottom gusset ... with foilCan be with vavle or not Bag style:side gusset,stand up,qua sealed,ziplock bag etc .Appearance: kraft paper appearance, ... side sealed bag,zipper stand up bag,mid-botton or back sealing bag,self-sealed bag,film,side-gusset bag,spout top composite bag,ziplock bag or speical shaped bag ...