Oxygen Absorbers Packets help Food extend shelf life Oxygen Absorber is the highest quality in the industry compatible with Long-Term Food Storage , and have Anti oil function so could use compatible with without oil food and with much oil food.Even our packet material was tested under strict regulation compatible with food and 3 times oxygen absorption capacity. Oxygen Absorber is made from best quality control systems through 4 stagesOxygen absorber have best function to prolong shelf life compatible with oil food and without oil food , must need use Anti oil oxygen absorber if food with much oil so could be assure oxygen absorber could smoothly absorb oxygen . Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.