BRAND NEW ! ONE SET OF (4) REUSABLE SILICONE FOOD STORAGE BAGS WITH SLIDER BARS. ONE OF EACH COLOR: WHITE, BLUE, RED, GREEN. ? This set includes 4 Medium silicone food storage bags (capacity: 4 cups/1 Liter/ 30oz; size: 9" X7") ? Reusable, eco-friendly, made of FDA SGS approved food grade silicone, BPA-FREE.? Heat Cold Resistant from 58F ~ 482F (-50ºC ~ +250ºC). 100% food grade silicone safe for the freezer, microwave, dishwasher and boiling water.? Leak-proof airtight seal that never leaks.? Expandable base for easy packing and cleaning.? Easy to measure contents of each bag with measured portion sizes (cup, ml, and fl oz) printed on the bag.? Label and organize the contents of each bag in your fridge, freezer or closet with large write-on labels.? Easy to use to clean, sturdy and extremely durable.? Helping the planet. By using Ecolifemate reusable silicone storage bags at least twice per week for a year you avoid over 200 disposable plastic bags.STORAGE FOR ANY FOOD - Liquids: soup, stock, sauce- Solids: fruit veggies, cheese, ready pre-cooked meals, meat, fish, pre-made smoothie ingredients- School lunches to control your kids diet- Organic baby snacks- Supplies for picnic, hiking, camping- Homemade cat dog food or pet food on-the-goINSTRUCTIONS To open: hold the ring on the top edge of the bag and glide the slider bar away from the ring.To close: glide the slider bar towards the ring (make sure the arrow on the top of the slider bar points toward the ring).?? DO NOT HEAT SLIDER BARS - THEY WILL WARP. MAX TEMP: -76F ~ 176F FDA SGS APPROVED FOOD GRADE SILICONE - Made of food grade silicone and does not contain any fillers, coating, BPA, BPS, BPF or PVC. LEAKPROOF - Designed with Airtight seal, leakproof vacuum and zip-locked container,perfect for storing food and liquid, portable and save room. HEAT COLD RESISTANT - When using preservation heating, ensure food is heated evenly, heat resistance up to 482F (250C), cold temperature can reach -58F (-50C). Safely use in the dishwasher, freezer, microwave, oven or boiling water. FRIENDLY FOR ENVIRONMENT - Reduce the amount of plastic in your trash with these amazing reusable silicone food storage bags. Plus, these reusable silicone food storage bags save money with each use. You can simply wash and re-use them day in and day out. VERSATILE AND PRACTICAL - Each bag can be sealed and re-zipped with a handle that slides off horizontally. The back side of each bag has measuring scale to help track the volume added into the bag. These bags can store hot or cold liquid or food. Their slim, flexible design reduces the amount of storage space used in your fridge or freezer. They can easily fit in a backpack or bag for lunch at the office or cafeteria. These snack bags also lay flat when empty.