double layers one way valve vacuum bag

{"cid":"90174994","title":"Black Matte Snack Plastic Pouches Packaging Coffee Bags With One Way Valve","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/52\/82\/d006fbf348f2462d0a7c791f130f-200x200-1.jpg","attrs":{"Price":"Depends on material, size, quantity and printing colors","Brand Name":"Rainbow","Model Number":"01","Minimum Order Quantity":"30,000 pcs for printing bags, 20,000 pcs for plain ones","Delivery Time":"Within 15 days after confirm the deposit","Certification":"ISO 9001:2008","Place of Origin":"Shenzhen, China","Payment Terms":"T\/T, Western Union, , Paypal","Supply Ability":"300,000 pcs per week","Packaging Details":"Outer carton box, inner plastic bag","Material":"Laminated Material,Aluminum Foil,Plastic","Surface handling":"Gravure Printing","Use":"Snack","Thickness":"80~150 micron","Usage":"Food Package,Snack \/ Coffee \/ Pet Food \/ Tea \/ Nuts \/ Whey Protein","Item":"Stanp up pouch with "}}

{"cid":"91199749","title":"Sandwich Clear Vacuum Seal Bags , 33.9mpa 100UM Xl Vacuum Seal Bags With Air Valve","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/c9\/8a\/b90b1bb4e8c7fc25c8abc249e319-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"ASP","Model Number":"Crown-V009","Minimum Order Quantity":"30000pcs","Delivery Time":"15-25days","Place of Origin":"dongguan china","Payment Terms":"L\/C, T\/T, Western Union, MoneyGram","Supply Ability":"1000000pcs per month","Packaging Details":"100pcs\/bag,100bags\/carton","Feature":"Eco-Friendly","Material":"PA+PE","Type":"Storage Bags","Shape":"Square","Classification":"Vaccum Compressed Bag","Thickness":"50-200microns (As Demands)","Plastic type":"PA+PE OR PET+PE","Product name":"Thick Embossed Vacuum Seal Food Storage Bags Pump"}}

{"cid":"91221766","title":"\u200bHeavy-Duty BOPET\/Aluminum Foil Bags - Industrial Reusable Packaging For Bulk Coffee\/Snack Storage","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/db\/5e\/6ae68d29cf040fc056872fe6fe23-200x200-1.jpg","attrs":{"Price":"\uffe50.02-0.11\/pcs","Brand Name":"Bright Pack","Model Number":"B010","Minimum Order Quantity":"100pcs","Delivery Time":"11-13 work days","Certification":"patent for invention\u3001BRC\u3001GRS","Place of Origin":"Guangdong,China","Payment Terms":"T\/T,Western Union","Supply Ability":"200000pcs\/day","Packaging Details":"Export special carton packaging and plate","Sealing Method":"Zipper, Zipper Lock, or Heat Seal","Pattern Customization":"Support","Advantage":"Eco-friendly","Heat Seal":"Yes","Colors":"customized colors","Printing Method":"Digital or Gavure","Pattern Artwork":"Custom","Shape":"Customizable","Artwork":"AI,PDF, PSD etc","Keyword":"Food Packaging bag","Bpa Free":"Yes","Print":"good","Closure Type":"Self-Standing Zipper","Property":"Waterproof","Smell Proof":"Yes"}}