Clip lock lid to keep your food secure and with air valve on lid as an option of air vent when using in microwave
Excellent for food storage, office, camping, hiking and picnic
Made of food-grade silicone, eco-friendly material,non-toxic, tasteless, safety and healthy
It is not easy to deformation, melting, can be used in the refrigerator, microwave oven, dishwasher
Fully collapsible to 1/3 of the original size when not in use, and all can stack on top of one another