... bag 2.coffee bag with tin tie and stand up 3.bottom gusset and degassing valv Aluminum ... .Size,thickness,print customized 4.1oz-10 LB Stand Up Aluminum Foil Coffee Bags With Vavle blue, ... be with vavle or not Bag style:side gusset,stand up,qua sealed,ziplock bag etc .Appearance: kraft ... ,size, bag type, printing.China-starAvailable styles three-side sealed bag,zipper stand up bag,mid-botton or back ...