About This Universal Design:Compatible with All 'Clamp Style' Vacuum Sealer Machines Economical and Customized Size :4Pack (Total 200Feet) 11x50 Rolls Seal a Meal Vacuum Sealer Freezer Bags Rolls Food Grade Material: Great for Storing Raw and Cooked Foods, It's Also Cook,Freezable,Dishwasher,Microwave,and Boilable Safe.with Embossed Channels Increase Suction to Vacuum and Secure to Seal Long Term Preservation:Extend Food Shelf Life 3-6 Times Longer,Keep Freshness,Nutrition and Flavor in Your Food.Eliminates Freezer Burn and Dehydration,Air and Water Proof Material Prevents Leaking Heavy Duty and Puncture Prevention:Designed with Food Grade PA+PE Material,3.5mil Front Panel and 4milTextured or Embossed Back Panel for Maximum Freshness,with Bone Guards to Prevent Piercing Overview Brand : O2frepak Material : Food Grade PA+PE Recommended Uses For Product : Cooking, Packing, Storage Closure Type : Self Seal Number of Items : 2 Special Feature : Airtight, Microwavable Shape : Rectangular Color : clear transparent Item Weight : 0.08 Grams Size : 8" x 50' (2 Pack)