Item Type: Vacuum Bag_x000D_ Material: PA+PE_x000D_ Weight: Approx. 68g~86g/2.4oz~3oz_x000D_ Compression Form: Three-Dimensional Air Extraction_x000D_ Purpose: Food Extraction and Preservation_x000D_ Sealing Mouth Diameter: Approx. 3cm/1.2in 1Made of food grade PE and PA, low temperature resistant, environmentally friendly, and can be reused many times. 2Good sealing performance, double?layer zipper makes the vacuum bag sealed for a long time without leaking. 3It adopts automatic sealing suction port, and automatic sealing technology does not need cover and self?adhesive sealing. 4With a blank label, you can record in the blank area, such as the name and date of the food, which is easy to use. 5To meet a variety of needs, it can vacuum package meat, cooked food, vegetables, dried fruit and pet food.1. Please allow 0?2 cm error due to manual measurement. Thanks for your understanding._x000D_ 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard._x000D_ 3. Need to be used with a vacuum pump (not included). 6 x Vacuum Bag