Insulated, The black lunch bags are made of thick neoprene material, can keep food cold or warm for a few hours
The heavy duty zipper ensures the lunch box can be open and close smoothly even when it's full
The small lunch bags keep straight when it's packed items, so you don't need to worry that the soup or drink will spill out
12" x 6" x 13"(LxWxH), it's a collapsible lunch bag that fits almost all sizes of lunch boxes, and the soft handles make it easy to handle
Multi-function, it's not only can be used for school or office lunch bag, it's also can be used as Picnic bag, Sundry bag ,Shopping bag, it has heat /cold/fresh preservation, can be used to pack frozen food, hot pot dishes, frozen drinks, ice cream, etc. Lifetime Guarantee, if you are not satisfied with the lunch tote, 100% money refund guarantee and replacement warranty.