Sous Vide bag: The perfect reusable vacuum food storage bag for storing different foods. Safe vacuum cooking bag kit: made of plastic, it can be safely freeze, microwaved or cooked at higher temperatures. High quality ensures that you can use all items multiple times. Easy to use and store: You just need to put the food in a reusable food storage bag, seal the top with the provided , and then fix the pump up or down on the valve until the in the bag is cleared. Write down the storage and expiration date of the food, and then store it correctly in the refrigerator or anywhere else. It is easy to wash with dish soap and warm water, and then store it in a clean and dry place before use. Multi-purpose: This sous vide bag can not only be used to store food (meat, fish, vegetables, fruits, seafood, nuts or other solid and semi-solid, etc.), but also other precious items, such as cameras, books and other moisture . Guarantee: Vacuum food bag can make your food freshness 5 times longer than other traditional storage methods. Name: Hand Pump Combination: 20-piece set-15 Sealed Bag, 1 Hand Pump, 4 Start: Manual Suitable for: meat, fish, vegetables, fruits, seafood, nuts or other solid and semi-solid, etc. Colour: white Material: ABS+TPU Size: 14.5x4.5x3.6cm Package Contents: 1 * Hand pump 4 * 15 * sealed bag(5 pcs 21x22cm bag, 5 pcs 26 x 34cm bag, 5 pcs 26x28cm bag) Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.