Are you worrying dry food or other stuff will go bad easily in the hot summer? This item well made of for and practical use can solve your problem. It is incredibly flexible, providing an air-tight fit and keeping your items for longer. It is compatible with commercial semi - automatic vacuum machine and commercial large vacuum machine, not suitable for home automatic vacuum machine. Feature - Color: As shown. - Material: Nylon. - Size: 12.00X8.00X0.10cm/4.72X3.14X0.04in - Perfect for storing your jerky, cheese, or snack food. When you are on business or traveling, you can take these prepared snacks with you. - Vacuum-sealer bags keep your stuff . - The seal bags are for freezer storage. - Resilient and hard to puncture. - Compatible with commercial semi - automatic vacuum machine and commercial large vacuum machine, not suitable for home automatic vacuum machine. - It can be , refrigerated and it can be boiled in water, but the should not 212 fahrenheit scale (Please note that Can’t be heated in microwave oven). - Warm Tip: Dear buyer, due to lighting effect, monitor’s brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: Transparent Storage Bags