Features: Made from premium PE and PA material with self- design, odorless and non- toxic, good air tightness and leak proof. Transparent bags allows you to see and find the stored items in a glance. Easily and fast and store the food with these reusable bags, no extra fee required. Keep your food fresh 3- 5 times longer than other traditional storage methods. There is a label on the bag, you can mark the name and date. Specification: Item Type: Reusable Vacuum Sealed Bags Condition: 100% brand new Color: Blue+ Transparent Material: PA+ PE Dual Layer Thickness: 20μm Bag Size: 8. 6*8. 2inch, 10*11inch, 10*13. 3inch ( 5pcs for each size ) Clip Size: 0. 5*1. 6inch How To Use: 1. Put the food to be cooked or preserved in the vacuum bag. 2. Use the clip to the bag. 3. Put the bag flatly on table top and ensure there is no food over the max fill line and under air valve. 4. Suck out air with the manual pump. ( Pump NOT included ) Warm Tips: 1. Keep it out of the of child. 2. Read user manual carefully before use. 3. Please rinse thoroughly and dry bags before reuse. Note: Please allow 1- 3cm ( 0. 4- 1. 18" ) difference due to manual measurement and slight color variation for different display setting. Package Including 15 x Reusable Vacuum Sealed Bags 2 x Clips ( NOTE: Pump is NOT included )